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4th Grade Earth Science Review Flashcards | StudBud

Explore/4th Grade Earth Science Review

4th Grade Earth Science Review

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Questions 10

Answers

1
Which of the following is NOT a rapid change of the Earth's land surface?
volcanic eruption
earthquakes
erosion
landslides
2
What type of sedimentary rock contains fossils because it is formed at the bottom of oceans?
sandstone
limestone
shale
conglomerate
3
True or False: metamorphic rocks can be formed from any kind of rocks.
False
True
4
How do plants break rocks into smaller pieces?
Seeds fall into rocks and release acid.
Plant roots grow into the cracks of rocks.
Stems wrap around rocks and squeezes them.
Plant leaves insulate rocks from harsh temperatures.
5
The freezing and thawing of water affects a rock by
chemically changing the rock
changing it into igneous rock.
gradually breaking the rock into smaller pieces
leaving behind particles from evaporation
6
Why are most fossils found in sedimentary rocks?
Organisms can be preserved in sedimentary rock.
Sedimentary rocks are not very old.
Organisms live only in areas with sedimentary rock.
Sedimentary rocks are found only at the surface.
7
What is magma?
rock formed over long periods of time
hot, melted rock beneath Earth's surface
a rock that contains useful minerals
hot, melted rock on top of Earth's surface
8
What are two key factors in changing one type of rock into a metamorphic rock?
fossils and sand
waves and the sun
water and time
heat and pressure
9
What is responsible for forming the Grand Canyon?
scouring by continental glaciers
erosion by water and wind
eruptions from explosive volcanoes
cracking of Earth's crust by earthquakes
10
How are igneous rocks formed?
Hot, melted rock cools and hardens.
Extreme heat forms new rocks.
Water wears down and creates patterns.
Pressure over time presses layers of rock together.