Chapter 11 questions

Question 1

Which layer of the earth surrounds the core and is primarily composed of solid rock

Answer 1

Mantel

Question 2

Which layer of the earth is the outermost and thinnest zone of the earth that lies under the continents and ocean

Answer 2

Crust

Question 3

Which layer of the atmosphere is the layer of rock within the mantel who’s convection currents causes plate movement

Answer 3

Asthenosphere

Question 4

What is the order of earths layers (inside to out)

Answer 4

core
mantel
asthenosphere
lithosphere
crust
IDK

Question 5

The North America and Eurasian plates are moving apart from one another and creating the Mid-Atlantic ridge. This is an example of which plate boundary

Answer 5

Divergent- such as between the African and Arabian plates

Question 6

Tectonic plates move slowly across the asthenosphere on

Answer 6

convection currents as a result of differences in density

Question 7

Convergent boundaries between 2 continental plates produce

Answer 7

mountain ranges

Question 8

the weathering of rocks from wind, water, and thermal expansion is known as

Answer 8

physical weathering

Question 9

which rock forms when pre-existing rock is subjected to high temperatures, pressure, or chemicals

Answer 9

metamorphic rocks

Question 10

which rock forms when existing rock is weathered and deposited as small grains

Answer 10

sedimentary rocks

Question 11

which rock forms when magma cools and hardens

Answer 11

igneous rocks

Question 12

what are oil shale rocks

Answer 12

sedimentary rocks, releases a liquid known as shale oil

Question 13

what is leachate

Answer 13

the solution that forms when liquid travels through solids and removes some components

Question 14

strip mining has all of the following harmful environmental effects EXCEPT
A. regrowth of vegetation where strip mining has occurred is very fast
B. toxic substances are left behind
C. biodiversity is destroyed in the area
D. Streams around the area become polluted
E. air pollution around the area occurs

Answer 14

A. regrowth of vegetation where strip mining has occurred is very fast

Question 15

The vibration created when rock fractures beneath the earths surface is a

Answer 15

seismic wave

Question 16

Finding substitutes for mineral resources will

Answer 16

help to keep supplies of resources sustainable

Question 17

when rock ore contains small concentrations of gold, which technique is used to increase the amount of gold retrieved

Answer 17

Cyanide leaching of crushed rock

Question 18

what occurs when a mineral resource becomes scarce

Answer 18

price increases, which can encourage use of substitutes and resource conservation

Question 19

what refers to the process in which rainwater moves through underground mines and tailings and carries H2SO4 into water bodies

Answer 19

Acid mine drainage

Question 20

One big environmental problem with smelting is

Answer 20

air pollution because smelting releases sulfur dioxide and particulates

Question 21

When a mineral resource is too deep to be surface mined, which technique is used

Answer 21

Placer mining, because it is safer and easier to remove the minerals from spring water that flows up from deep underground

Question 22

Which of the following is the LEAST sustainable use of nonrenewable mineral resources
A.recycling all aluminum resources
B. reducing dependency on metal resources by using alternatives
C. increasing subsides for mining companies to lower prices for consumers
D. using the water of mineral-based operations as raw materials in other industries
E. upgrading current mineral manufacturing plants to reduce pollution and waste

Answer 22

C. increasing subsides for mining companies to lower prices for consumers