Question
What is physical weathering?(1 point)
Responses
the breaking of rock into smaller pieces from non-chemical processes.
the breaking of rock into smaller pieces from non-chemical processes.
the transformation of rocks into some other type of materials.
the transformation of rocks into some other type of materials.
the building up of rock that has been brought from other places.
the building up of rock that has been brought from other places.
the movement of rock from one place to another.
Responses
the breaking of rock into smaller pieces from non-chemical processes.
the breaking of rock into smaller pieces from non-chemical processes.
the transformation of rocks into some other type of materials.
the transformation of rocks into some other type of materials.
the building up of rock that has been brought from other places.
the building up of rock that has been brought from other places.
the movement of rock from one place to another.
Answers
Answer
How can plants cause weathering?(1 point)
Responses
Plants need water and water can weather rocks.
Plants need water and water can weather rocks.
Chemical reactions in plants change rocks and break them into smaller pieces.
Chemical reactions in plants change rocks and break them into smaller pieces.
Sprouting seeds and growing roots can cause rocks to break.
Sprouting seeds and growing roots can cause rocks to break.
Plants attract animals, and animals can burrow into rocks.
Responses
Plants need water and water can weather rocks.
Plants need water and water can weather rocks.
Chemical reactions in plants change rocks and break them into smaller pieces.
Chemical reactions in plants change rocks and break them into smaller pieces.
Sprouting seeds and growing roots can cause rocks to break.
Sprouting seeds and growing roots can cause rocks to break.
Plants attract animals, and animals can burrow into rocks.
Answer
Which action can slow the process of chemical weathering?(1 point)
Responses
removing clay to avoid weakening rocks.
removing clay to avoid weakening rocks.
burning less fossil fuels.
burning less fossil fuels.
using less water in industrial areas.
using less water in industrial areas.
removing iron oxide to avoid breaking down rocks.
Responses
removing clay to avoid weakening rocks.
removing clay to avoid weakening rocks.
burning less fossil fuels.
burning less fossil fuels.
using less water in industrial areas.
using less water in industrial areas.
removing iron oxide to avoid breaking down rocks.
Answer
Which is least affected by chemical weathering?(1 point)
Responses
A statue made of marble.
A statue made of marble.
A bridge made of iron rods.
A bridge made of iron rods.
A chair made of plastic.
A chair made of plastic.
A pile of tiles made of quartz.
Responses
A statue made of marble.
A statue made of marble.
A bridge made of iron rods.
A bridge made of iron rods.
A chair made of plastic.
A chair made of plastic.
A pile of tiles made of quartz.
Answer
How do igneous rocks form?(1 point)
Responses
from the cooling of magma.
from the cooling of magma.
from the modification of existing rocks.
from the modification of existing rocks.
from the cementing of sediments.
from the cementing of sediments.
Responses
from the cooling of magma.
from the cooling of magma.
from the modification of existing rocks.
from the modification of existing rocks.
from the cementing of sediments.
from the cementing of sediments.