Assignment Summary For this assignment, you will make a scale model—a “core sample”—showing the layers of the Earth: crust, lithosphere, asthenosphere, mantle, outer core, and inner core. Background Information The Earth is composed of six layers with differing thicknesses and properties. The crust forms both land and seafloor. It is thickest under mountains and thinnest under ocean beds. The crust’s thickness ranges from 5 to 70 km thick. The lithosphere consists of the crust plus the upper mantle. It is solid and is about 100 km thick. The asthenosphere is a semisolid layer under the lithosphere. It is about 180 km thick. The lower mantle is 2,250 km thick and is solid, but very hot, rock. The outer core is molten rock and it is 2,266 km thick. Finally, the inner core is 1,210 km thick, and it is solid iron and nickel. Remember that as you go deeper into Earth’s layers, temperature and pressure increase. A core sample is made by drilling into the Earth and pulling out a long cylinder of rock. Geologists analyze these core samples to learn more about Earth’s history and composition. So far, geologists have not yet succeeded in drilling into Earth’s mantle. You will construct a scale model of a core sample. When something is “to scale,” it has a uniform reduction or enlargement. You will calculate how deep each layer should be in centimeters, based on the actual depth of Earth’s layers in kilometers. The percentage of the total for each layer remains the same, but the actual number of units changes.Step 5: Create a typewritten paper describing your model of Earth’s layers. a) Type several paragraphs describing your “core sample” of Earth’s layers in detail. i. Explain what a core sample is. Then, tell whether it is currently possible to take a core sample like the model you’ve created. ii. Compare and contrast the layers in your model, including the significance of the colors. iii. Discuss what it means to create a scale model. iv. Include a table with the values you determined for each layer. v. Discuss the relationships of each layer to the others, including depth. b) Answer the following question in a separate paragraph. i. How does your “core sample” model of Earth’s layers differ from the actual layers of the Earth? c) Make sure your paragraphs include correct sentence structure, punctuation, grammar, and spelling. d) Ask your teacher where you should save your work. Your teacher may also have specific guidelines about the file name you should use.

Answers

Answer 1

Answer:

yo I hope this gets you a good grade. I have the same thing due on Nov. 9. did it the same day it was due. good luck. you will need to make the thing yourself.

Explanation:

A core sample is a cylindrical section of a natural substance. Most core samples are made by drilling with special drills into the substance, such as sediments or rock, with a hollow steel tube, called a core drill. The hole made for the core sample is called the "core hole". It is currently not possible to take a core sample like this one.

The difference in these layers is that the farther down you go the hotter and more dense it gets. You need to make the layers different colors so you know which layer is which and, how deep the layer goes.

What it means to make a scale model is to make a model of something and make it a certain amount smaller than the original.(the entire model should be the same amount smaller than the original.)

Starting at the center, Earth has four different layers. They are, from deepest to shallowest, the inner core, the outer core, the mantle and the crust. Except for the crust, no one has ever explored these layers in person. The inner core is a solid metal ball and is extremely dense, it’s made mostly of iron and nickel.the outer core is also made from iron and nickel, just in liquid form. The mantle is Earth’s thickest layer and is made mostly of iron, magnesium and silicon, it is dense, hot and semi-solid (like caramel candy).Earth’s crust is like the shell of a hard-boiled egg. It is extremely thin and cold. The crust is made of relatively light elements, especially silica, aluminum and oxygen.

How does this “core sample” model of Earth’s layers differ from the actual layers of the Earth? Well, this model is much smaller and is Impossible  to do in real life. Example, the metal used for making the hollow rods to take these core samples would melt when they get to the mantle much less the inner core.


Related Questions

Two reasons that show sugar is a compound​

Answers

Answer:

Sugar, any of numerous sweet, colourless, water-soluble compounds present in the sap of seed plants and the milk of mammals and making up the simplest group of carbohydrates. (See also carbohydrate.) The most common sugar is sucrose, a crystalline tabletop and industrial sweetener used in foods and beverages.

Explanation:

on platooooo
What does the law of conservation of energy state?
A.
Energy can be created from nothing.
B.
Energy cannot be destroyed.
C.
Energy cannot change forms.
D.
The total amount of energy in a system changes continuously.

Answers

Answer:

Your answer is B. Energy cannot be destroyed

Explanation:

The total amount of energy remains constant in an isolated system. It states that energy can neither be created nor destroyed, but it can change from one form to another.

your answer is b
Explanation: energy can’t be destroyed you can only store it

Earth's land areas, oceans and atmosphere maintain fairly constant average temperatures. What is the best explanation for these constant average temperatures? (8.10 A) Earth's Northern and Southern hemispheres have opposite seasons. Earth's Northern and Southern hemispheres have opposite seasons. Earth is tilted and rotates daily on its axis. Earth is tilted and rotates daily on its axis. The continuous motion of air and water distributes the sun's energy. The continuous motion of air and water distributes the sun's energy. Global weather systems generally move from west to east.

Answers

Answer:

The continuous motion of air and water distributes the sun's energy.

Explanation:

The continuous motion air and water helps to distribute the sun's energy throughout the earth, and thus maintain fairly constant average temperatures.

The equatorial regions of the earth receives more heat than regions of higher latitudes. By means of convection air currents, whereby hotter and lighter air from the equatorial regions is circulated for colder and denser air from the regions of higher latitudes, heat is distributed between these regions.

Also, the heat of surface waters at the equatorial regions is circulated in convection currents as seas and oceans move around, to other regions of the earth in order to maintain a fairly constant average temperature.

Answer:

the continuous motion of air and water distributes the suns energy.

Explanation:

When the volume of the gas is 8L what is the pressure being exerted upon it?

Answers

Answer:

54

Explanation:

in what aspects is a metalliod similar to metals and similar to non metals​

Answers

Answer:

Explanation:Metalloids may act either like metals or nonmetals in chemical reactions. Most metalloids have some physical properties of metals and some physical properties of nonmetals. They fall between metals and nonmetals in their ability to conduct heat and electricity. They are shiny like metals but brittle like nonmetals.

What is the mass of 2.1 moles of Ca(OH)2?

Answers

74.093 grams!!!!!!!!!!!!!!!!!!!
74.093 grams is the answer for your question

Through which of the following loose soil materials does water infiltrate fastest?
A. pebbles
B. sand
C. silt
D. clay

Answers

Explanation:

I think pebbles because the pebbles can be different sizes and have bigger gaps in between them so the water will go through quicker.

hope this helps srry if wrong

The answer is A) Pebbles

Which of the following is referenced in the modern "periodic law"

A. Atomic mass

B. Electron configuration

C. Wavelengths of radiation

D. Atomic number

Answers

Atomic number is correct

You performed an experiment to find out how far three different sizes of
arrows would fly from a bow. Which of the following is a new scientific
question that can be investigated in the laboratory?
A. How much money should you spend on arrows?
B. How much farther does the arrow fly when you use a stronger
bow?
C. What type of arrow looks the coolest as it flies?
D. Are people more interested in seeing larger or smaller arrows in
movies?

Answers

Answer:

B how much farther does the arrow fly when you use a stronger bow

Explanation:

Option b. How much farther does the arrow fly when you use a stronger bow? represent the new scientific question that can be investigated in the laboratory.

What is the scientific question?

It is a question that may result in a hypothesis for helping out in. It should be answering or figuring out the reason for some kind of observation.

So based on this, we can say that Option b. How much farther does the arrow fly when you use a stronger bow? represent the new scientific question that can be investigated in the laboratory.

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A man was 200 meter away from work if it took him 133 seconds to get to work
What was his speed?


HELP MEHHHHH

Answers

It’s most likely 1.5307 because The equation for speed is distance divided by time which would mean equation is 200÷133 and the answer to that is 1.5307

Hope too late but knowing my timing I probably am

When heated, calcium carbonate decomposes according to the equation given below:

CaCO3 --> CaO + CO2
If 3.0 moles of CaCO3 are decomposed, how many grams of CO2 will be produced?


44.0 g
88.0 g
132 g
3.00 g

Answers

Answer:

132g

Explanation:

The reaction equation is given as:

          CaCO₃  →  CaO  + CO₂

Given;

 Number of moles of CaCO₃  = 3 moles

Unknown:

Mass of CO₂ produced  = ?

Solution:

From the balanced reaction equation;

          1 mole of CaCO₃ will produce 1 mole of CO₂;

         3 mole of CaCO₃ will then produce 3 moles of CO₂

To find the mass of CO₂;

  Mass of CO₂ = number of moles x molar mass

      Molar mass of CO₂  = 12 + 2(16) = 44g/mol

 Mass of CO₂ = 3 x 44  = 132g

Antioxidants are
oxidizing agents found in foods.
reducing agents found in foods.
fat-soluble.
water soluble.

Answers

Antioxidants are: reducing agents found in foods.
Antioxidants reduce the amount of Free Radicals in our body by stabilizing them or deactivating them.

What’s the difference in the number of protons of an atom of lithium and an atom of chlorine :)) I need this answer quick

Answers

Answer:

14

Explanation:

The lithium atom has 3, which is its atomic number. (Atomic number is the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.) The chlorine atom has 17, so if you find the difference, it would be 14.

You are required to make 250 cm3 of a solution of
sodium hydroxide which has a concentration of
0.1 mol dm-3. What mass of sodium hydroxide would
you need to weigh out?
A 0.1 g
B 1.0 g
C 4.0 g
D 25.0 g​

Answers

Answer:

b) 1.0g

Explanation:

C=m

MV

where Cis concentration

m is mass of substance

M is molar mass

V is volume of substance

To find m

CMV=m

but M = 23+16+1

= 40

0.1×40×0.25=m

1.0=m

Name:
R = 0.0821 Latm
PV = nRT
P1 V1\ n1 T1 =P2 V2/ n2 T2
1. What volume, will be occupied by 3.86 g of C2H2 gas (acetylene) at 2.50 atm and a temperature
of 28.5 °C?
2. A gas at 650.0 torr and 75 °C is cooled to 25 °C. What is the pressure of the gas after it has
cooled?

Answers

Answer:

1. V = 1.47L

Explanation:

1) Using PV = nRT

Where;

P = pressure (atm)

V = volume (L)

R = gas constant (0.0821 Latmk mol)

n = number of moles

T = temperature (K)

To get number of moles, we say mole = mass/molar mass

Molar Mass of C2H2 = 12(2) + 1(2)

= 24 + 2 = 26g/mol

mole = 3.86/26

mole = 0.148mol

T (K) = 28.5°C + 273.15

T(K) = 301.65K

PV = nRT

2.5 × V = 0.148 × 0.0821 × 301.65

2.5V = 3.665

V = 3.665/2.5

V = 1.466

V = 1.47L

R =

PV = nRT

P1 V1\ n1 T1 =P2 V2/ n2 T2

1. What volume, will be occupied by 3.86 g of C2H2 gas (acetylene) at 2.50 atm and a temperature

of 28.5 °C?

2. A gas at 650.0 torr and 75 °C is cooled to 25 °C. What is the pressure of the gas after it has

cooled?

6. Which specific processes in the rock cycle occur beneath the Earth's surface?
Support your answer.

Answers

Answer:

Under the earth's surface, rocks melt, metamorphize, and crystalize.

Explanation:

Metamorphic and Igneous rocks are basically dependant on the heat/pressure of the environment under the surface :) Melting, metamorphosing and crystallization all occur under earth's surface.

The specific processes in the rock cycle that occur beneath the Earth surface are :

Melting crystallizationmetamorphization

Under the Earth surface the specific rock cycle processes that leads to the formation of the different types of rocks includes;  Melting, metamorphization and rock crystallization.

Metamorphic rocks are formed from other rocks ( sedimentary and igneous rocks)  due to the change in temperature and this process is metamorphization. while igneous rocks are formed from molten rocks caused by the melting process. Sedimentary rocks are formed by the deposition of sediments from weathering of existing rocks this is the  crystallization process.

Hence the specific process in the rock cycle that occur beneath the Earth's surface are : Melting, metamorphosing and crystallization.

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True or False: The solute is ALWAYS a solid and the solvent is ALWAYS a liquid

Answers

Answer:

false

Explanation:

Note that the solvent is the substance that is present in the greatest amount. Many different kinds of solutions exist. For example, a solute can be a gas, a liquid or a solid. ... Note that in each case, the solute particles are uniformly distributed among the solvent particles.

Please hurry I'm in a test!!!
Consider the following intermediate chemical equations.

2 equations. First: 2 upper N a (s) plus upper C l subscript 2 (g) right arrow 2 upper N a upper C l (s). Second: 2 upper N a subscript 2 upper O (s) right arrow 4 upper N a (s) plus upper O subscript 2 (g).

In the final chemical equation, NaCl and O subscript 2 are the products that are formed through the reaction between Na subscript 2 O and Cl subscript 2. Before you can add these intermediate chemical equations, you need to alter them by
A.) multiplying the second equation by 2.
B.) multiplying the first equation by 2.
C.) multiplying the first equation by (1/2).
D.) multiplying the second equation by (1/4).

Answers

Answer:

OMG Why has nobody answered this FREE 40 POINTS!!!!

For your ConVenIence Sir!

I shall provide thine with the answer, copied from other great sir.

B.) multiplying the first equation by 2.

Explanation:

Here is an image for Thine HappyNess!!!!!!!!!!!!! :D :D :D :D

Before adding the intermediate chemical equations to get the final products first we have to multiplying the first equation by 2.

What is the stoichiometry?

Stoiciometry of any chemical reaction gives idea about the amount of species present before and after the completion of the reaction.

Given first intermediate chemical equation is:

2Na(s) + Cl₂ → 2NaCl(s)

Second intermediate chemical equation is:

2Na₂O(s) → 4Na(s) + O₂(g)

Final products of the given chemical reactions are NaCl and O₂ which are formed by the below given balanced chemical reaction:

2Na₂O + Cl₂ → 4NaCl + O₂

To get the desire balance chemical equation before adding the given intermediate equation, first we have to multiply the first equation by 2.

Hence option (B) is correct.

To know more about stoichiometry, visit the below link:
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what is Very small and located on ER or located
floating on its own in the cytoplasm, it is
responsible for making proteins for repair and
growth.

Answers

These are ribosomes definately

Which of the following is the correct formula for cesium sulfide

Answers

Answer:

Cs2S

Explanation:

The chemical formula of cesium sulfide is Cs₂S.

What is the chemical formula?

A chemical formula gives information about the chemical proportions of atoms of each element in a chemical compound or molecule. The chemical formula of a compound can be written by utilizing the chemical symbols of elements, numbers (subscripts), and other symbols, such as plus (+) and minus (−) signs, commas, dashes, and brackets.

A chemical formula of a compound consists of not any words but can be represented in certain simple chemical structures. Chemical formulae can be more restricted in power than chemical names and chemical structural formulae. In chemistry, we have two kinds of chemical formulas: one empirical formula and another molecular formula.

The chemical formula of cesium sulfide is Cs₂S which is an inorganic salt. It can be produced by the reaction of cesium and sulfur in solvent THF  and also can be produced from cesium hydroxide and hydrogen sulfide.

Learn more about chemical formula, here:

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plzzzzzz help me ?????
8. Well-aerated soils have the _______________ smell of good soil.

Answers

Answer:

Pore spaces filled with water

which statement is correct for all elements in the same group

They have the same number of electrons in the highest occupied energy level
They have the same chemical reactivity
They have the same number of occupied energy levels
They have the same number of neutrons

Answers

They have the same number of electrons in the highest occupied energy level. :)

Which property of an atom or element will determine how it reacts with other elements or atoms?

O valence electrons
O protons
O neutrons
O electrons

Answers

Answer:

valence electrons

Explanation:

This is because the valence electrons determine if an atom of an element can bond with other elements.

Jodie is studying the sleeping habits of various types of animals. She wants to know how long each type of animal sleeps during the day.

Jodie puts each of the animals in a cage with food, water, and light. However, she cannot stay to watch the animals all day.

Which of the following tools would be most helpful to Jodie's experiment?
A.
a tape recorder
B.
a video camera
C.
a metric ruler
D.
a triple beam balance

Answers

A. You want to check the sleeping schedule of the animals including the time.

Most of the energy absorbed by a plant is _____.

Answers

Answer:

sunlight

Explanation: i go to school

Answer:

light/sunlight

Explanation:

Chlorophyll's job in a plant is to absorb light—usually sunlight. The energy absorbed from light is transferred to two kinds of energy-storing molecules. Through photosynthesis, the plant uses the stored energy to convert carbon dioxide (absorbed from the air) and water into glucose, a type of sugar.

Hope this helped!

Recall that atoms gain or lose electrons to become ions. So, an ion has a different number of electrons than its corresponding neutral atom. Positive ions have lost electrons, and negative ions have gained electrons. The table includes the electron configuration of several ions. Complete the rows for magnesium and oxygen (oxide) ions by identifying the correct ion charge, electron configuration, and neutral atom with the same configuration as the ion. You may need to use online resources or the periodic table to determine the correct ion charges. Select the correct answer from each drop-down menu to complete the table.​

Answers

Answer:

2+/1s2 2s2 2p6/neon

2−/1s2 2s2 2p6/neon

Explanation:

Explanation:

A magnesium atom that loses two electrons to become a magnesium cation has the same electron configuration as neon. An oxygen atom that gains two electrons to become an oxygen anion also has the same electron configuration as neon.

Ion Ion Charge Electron ConfiguratIon Neutral Atom with Similar

Electron ConfiguratIon

sodium 1+ 1s2 2s2 2p6 neon

magnesium 2+ 1s2 2s2 2p6 neon

aluminum 3+ 1s2 2s2 2p6 neon

potassium 1+ 1s2 2s2 2p6 3s2 3p6 argon

calcium 2+ 1s2 2s2 2p6 3s2 3p6 argon

nitrogen (nitride) 3− 1s2 2s2 2p6 neon

oxygen (oxide) 2− 1s2 2s2 2p6 neon

fluorine (fluoride) 1− 1s2 2s2 2p6 neon

sulfur (sulfide) 2− 1s2 2s2 2p6 3s2 3p6 argon

chlorine (chloride) 1− 1s2 2s2 2p6 3s2 3p6 argon

Answer:

Below

Explanation:

Second image

The acceleration due to gravity on Earth’s moon is about 1.6m/s2. An astronaut with full survival pack has a mass of 100kg. He lifts a large boulder (rock) having a mass of 50kg. Losing his balance, and letting go of the boulder, the explorer trips and falls off a ledge that is 2m above the moon’s surface. Assuming that both the astronaut and the rock are the same distance from the surface of the moon, which object will hit the ground first:the astronaut or the rock? Explain your answer.

Answers

Answer:

Astronaut

Explanation:

Astronaut.He is 100kgs

How do ethical concerns affect scientific research? a. scientists should set aside ethical concerns when doing research. b, scitentists should not let their own ethics interfere with their research. c. scientists must not hurt people or animals d.scientists should not let other peoples' ethics limit their research.

Answers

Answer:

C

Explanation:

I think that this answer Is more personal but they should try to limite animal cruelty in their research.

Answer:

C

Explanation:

Which of the following minerals scratches
fluorite mineral?
a. talc
b. diamond
c. gypsum
d. calcite​

Answers

Answer:

b. diamond

Explanation:

Diamond is the hardest known naturally occurring substance. And it will scratch any other minerals below it on the moh's scale of hardness.

Fluorite is below diamond in the scale of hardness and it will readily scratch it. Talc, is the softest mineral, it will not scratch fluoriteBoth gypsum and calcite also below fluorite. They will not scratch this mineral.

A block of wood has the mass of 180 grams.it is 10 cm long,6 cm wide and 4 cm thick.what is it’s density?

Answers

Answer:

0.75 g/cm³

Explanation:

Given data:

Mass of wooden block =  180 g

Length of block = 10 cm

Width of block = 6 cm

Height or thickness = 4 cm

Density of block = ?

Solution:

Volume of block = height × length × width

Volume of block = 4 cm × 10 cm× 6 cm

Volume of block = 240 cm³

Density of block:

density = mass/ volume

d = 180 g/ 240 cm³

d = 0.75 g/cm³

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