No student devices needed. Know more
21 questions
The process that breaks down rocks and other materials on Earth's surface is called
Weathering
Erosion
Deposition
Decomposition
This type of weathering in which rock is physically broken into smaller pieces.
Chemical weathering
Erosion
Mechanical weathering
Deposition
What do we call the process in which rock is broken down by changes in its chemical makeup.
Chemical weathering
Mechanical weathering
Erosion
Deposition
How does freezing water cause the weathering of rocks? The freezing water—
keeps the rocks in place.
makes the rocks last longer.
expands cracks and breaks rocks.
causes rocks to fall in landslides.
A cliff formed near the ocean. Which statement best describes how this cliff formed?
Warm air melted the rock.
Sun rays evaporated the rock.
Ocean waves washed away rock.
Plant roots pushed away the rock.
What is an enormous mass of ice moving over land, causing weathering of rock and soil?
A glacier
An iceberg
An ice wedge
A sand dune
How do plants weather rocks?
During photosynthesis
When roots grow into cracks of rocks and expand the rock breaks.
When the plant moves water from the roots to the leaves, the rock breaks.
Plants don't weather rocks.
Some agents of weathering are water, wind, ice, temperature and plant roots.
true
false
What causes the greatest erosion effect on our beaches?
Waves
Gravity
Glaciers
Wind
Over long periods of time, deposition may change the Earth’s surface by _____.
forming new land features.
breaking down large rocks into smaller ones.
washing away beaches.
moving topsoil.
Rocks being picked up and carried downstream is an example of ____________.
weathering
erosion
deposition
Wind blasting sand at rock and carving out arches
weathering
erosion
deposition
Wind and water have eroded this rock to show the layers of sediment that were laid down (deposited) millions of years ago. What type of rock is this?
Sedimentary
Igneous
Metamorphic
Explore all questions with a free account