Question

Abrasion occurs due to _____.(1 point)
Responses

seasonal temperature changes
seasonal temperature changes

plants and animals
plants and animals

daily temperature changes
daily temperature changes

friction

Answer 1

Which describes a characteristic of water that is responsible for frost wedging?(1 point)
Responses

Water expands as it freezes.
Water expands as it freezes.

Water contracts as it freezes.
Water contracts as it freezes.

Water evaporates as it is heated.
Water evaporates as it is heated.

Water condenses as it is heated.

Answer 2

A student wants to model the physical weathering of rock. Which activity could the student perform?(1 point)
Responses

Place ice cream in a bowl, and then watch it melt.
Place ice cream in a bowl, and then watch it melt.

Place drops of acid on chalk, and then observe the chemical reaction.
Place drops of acid on chalk, and then observe the chemical reaction.

Place several cookies in a box, and then shake the box.
Place several cookies in a box, and then shake the box.

Place a paper boat in a ditch, and then use water from a hose to make it sail away.

Answer 3

How can moving water contribute to physical weathering?(1 point)
Responses

It can transport rocks to different locations.
It can transport rocks to different locations.

It can make rocks expand and contract.
It can make rocks expand and contract.

It can cause rocks to bump against each other.
It can cause rocks to bump against each other.

It can cause the formation of new minerals in rocks.

Answer 4

The peeling off of outer layers of rock due to temperature changes is called _____.(1 point)
Responses

abrasion
abrasion

exfoliation
exfoliation

burrowing
burrowing

frost wedging

Answer 5

BOT

Answer 6

friction

Answer 7

Water expands as it freezes.

Answer 8

Place several cookies in a box, and then shake the box.

Answer 9

It can cause rocks to bump against each other.

Answer 10

exfoliation