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WorksheetsPHS: Exploring Science 8H Rocks - Weathering
Total questions: 10
Worksheet time: 17mins
What do we call the type of weathering where acid in rain water reacts with the minerals in rocks?
chemical weathering
biological weathering
physical weathering
erosion
What do we call the type of weathering where the roots of plants grow into cracks in rocks, making the cracks wider as they grow, and eventually breaking apart the rocks?
chemical weathering
biological weathering
physical weathering
erosion
What do we call the type of weathering where temperature changes cause rocks to expand (get bigger) and contract (get smaller), eventually causing the rocks to crack and break?
chemical weathering
biological weathering
physical weathering
erosion
What do we call the type of weathering where water gets into cracks in rocks, freezes, and then expands, causing the cracks to get bigger?
freeze-thaw action
onion skin weathering
chemical weathering
erosion
Freeze-thaw action is an example of ...?
chemical weathering
biological weathering
physical weathering
erosion
What do we call the process were pieces of rocks are moved away from the place where they were formed?
chemical weathering
biological weathering
physical weathering
erosion
Which of these are most likely to move pieces of rock away from where they were formed? (3 answers)
glacier
stream
river
lake
What are the bits of rock and sand, carried in streams and rivers, known as?
sediment
stones
pebbles
particles
Ultimately, where does most sediment end up?
at the bottom of the sea
at the bottom of a river
floating in the sea
it gets cleared out of the water by mechanical means
What type of rock will the sediments go on to form?
igneous
sedimentary
metamorphic
they won't make rocks
