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41 questions
Many people have creative ways to ___________ items like plastic, bottles and old tires. The rubber from used sneakers can be shredded and used to make mulch for playgrounds.
reduce
reuse
recycle
conserve
Much of the trash we throw away can be ______________. These materials can be used to produce new products.
reduced
reused
recycled
conserved
The use of less of something to make its supply last longer. It also means preserving the natural condition of the environment.
reduce
reuse
recycle
conservation
A material found in nature that people and other living things use.
natural resource
conservation
weathering
erosion
A natural resource that can be replaced within a reasonable amount of time.
deposition
renewable resource
erosion
nonrenewable resource
A natural resource that cannot be replaced in a reasonable amount of time.
deposition
renewable resource
erosion
nonrenewable resource
The breaking down of rocks on Earth's surface into smaller pieces.
weathering
erosion
deposition
sediment
The process of moving weathered rock and sediment from one place to another.
weathering
erosion
deposition
sediment
The dropping or settling of eroded materials.
weathering
erosion
deposition
sediment
Sand, bits of rock, fossils and other matter carried and deposited by water, wind, or ice.
sediment
deposition
erosion
weathering
A rock deep within the Earth experiences extreme temperature and pressure. After a long period of time it becomes which rock?
Magma
Igneous
Metamorphic
Sedimentary
What must happen to a metamorphic rock before it becomes a sedimentary rock?
It must be broken down into sediment
It must be melted into magma
Its minerals must dissolve in water
It must be exposed to high temperature and pressure
This rock formed when bits of other rocks became pressed into a solid. What type of rock is it?
Sedimentary Rock
Metamorphic Rock
Igneous Rock
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
Sedimentary
Igneous
Metamorphic
This rock was found near the mouth of a volcano. What type of rock is this?
Sedimentary
Igneous
Metamorphic
The process in which sediment are fused or glued together.
compaction
deposition
organic rock
cementation
In which location would you most likely find an igneous rock?
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