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Earth Science Review Flashcards | StudBud
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Earth Science Review
Earth Science Review
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1
When sediment is deposited along the banks of a river, the river becomes ....
Narrower
Wider
Shallower
Deeper
2
What is formed when sediments carried by a river are deposited in an ocean?
Barrier island
Sand dune
Flood plain
Delta
3
Which one does NOT help control floods?
Dam
Flood plains
Levee
Jetty
4
Which part of Earth is divided into plates?
Inner core
Mantle
Crust
Outer core
5
When melted rock from below Earth's crust comes out of a volcano, we call it
magma
hot rocks
lava
ash
6
What is formed when tectonic plates bend and crack Earth's crust?
Faults
The mantle
Magma
Lava
7
How could jagged mountain peaks become rounded?
Weathering by wind and water
Deposition by land
Erosion by water
Deposition by water
8
What do scientists use to measure the strength of an earthquake?
seismologist
a ruler
seismograph
super-sizegraph
9
About how many potentially active volcanoes are there, worldwide? (on land)
150
1,500
15
15,000
10
Which one is made by rivers cutting through land?
Mountain
Beach
Island
Canyon
11
How does a hot spot make a chain of volcanoes?
The hot spot makes alternating layers of lava and ash.
The hot spot allows magma to explode from a vent.
Volcanoes over a hot spot move as the plate moves.
The hot spot allows magma to ooze from a vent.
12
What does a scientist use to predict the damage an earthquake will do to a building?
Seismograph
Shake table
Global positioning system
Levee
13
Which of the following is formed when groundwater erodes soft rock?
Sinkhole
Earthquake
Landslide
Mudslide
14
How does a dam prevent flooding?
It keeps rising water inside stream channels.
It forms a lake filled with excess water.
It pulls water downstream before it can flood.
It acts as a drain when water gets too high.
15
Which type of volcano is built with layers of ash and lava?
stratovolcano
combo
cumulus volcano
shield
16
Volcanoes and earthquakes are relatively __________ forces that change the surface of Earth.
slow
fast
17
How can a levee prevent flooding?
It acts as a drain when water gets too high.
It keeps rising water inside stream channels .
It forms a lake with excess water.
It pulls water downstream before it can flood.
