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
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.
Water expands as it freezes.
friction
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.
Place several cookies in a box, and then shake the box.
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.
It can cause rocks to bump against each other.
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