Weathering and Soil

Weathering that changes the rock from one mineral into another mineral is called...

• mechanical weathering

• chemical weathering

• erosion

• deposition

Weathering that changes the physical appearance of the rock without changing what it is made of is called...

• erosion

• mechanical weathering

• deposition

• chemical weathering

Which of the following is an example of chemical weathering?

• animals burrowing into the soil and rock

• pieces of rock brushing against other rocks as the flow by in a river

• ice freezing in the crack of a rock pushing the rock apart

• rust forming on the surface of a rock

Which of the following is an example of mechanical weathering?

• Plant roots in rock cracks forcing the rock apart as the plant grows

• Plants on top of rocks releasing a weak acid that dissolves the rock

• Acid rain dissolving the rock

• Elements within water dissolving elements within the rock

Chemical and mechanical weathering can sometimes work together.

• True

• False

The braking down of rock into smaller pieces is called...

• weathering

• erosion

• transition

The breaking down of rock and carrying the pieces away is called...

• weathering

• erosion

• deposition

• transition

Tags

NGSS.MS-ESS2-2

Weathering is not a natural process.

• true

• false

Tags

NGSS.MS-ESS2-2

Rock with lots of tiny, connected holes can be described as...

• holy

• spongey

• permeable

• smooth

Permeable rocks are more likely to weather slower.

• true

• false