Earth's Dynamic Surface 5.3EDS

This refers to the mechanical and chemical processes that change Earth's surface over time.

• sediment
• weathering
• volcanoes
• earthquakes

Which of the following is the material formed from rocks broken down by weathering?

• sediment
• lava
• magma
• all of these

There are two types of weathering.  Which is the process of breaking down rock without changing the composition of the rock?

• physical
• chemical
• biological
• all of these

There are two types of weathering.  Which is the process that changes the composition of rocks?

• physical
• mechanical
• chemical
• biological

Which type of weathering do the following describe:
plants break apart rocks as their roots and stems grow in cracks on the rock
animals burrow in the soil to make homes or find food

• physical
• chemical
• biological
• all of these

Which type of weathering is described by the following:
minerals from the air react with minerals in the rock to form new minerals
minerals from water react with minerals in the rock to form new minerals

• physical
• mechanical
• chemical
• all of these

What is is called when weathered material or sediments are moved from one location to another location?

• weathering
• erosion
• deposition
• mass wasting

When moving sediment or weathered materials that have been eroded settle or lay down, what do we call this?

• weathering
• erosion
• deposition
• mass wasting

What causes material to move downhill?

• water
• wind
• ice
• gravity

When a large mass of rocks or soil moves downhill due to gravity, what is it called?

• mass wasting
• landslide
• both of these
• none of these