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Second Grade Science Exam 2, Trimester 2 Review
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What are changes that take a very long time to happen?
Slow Changes
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What are changes that happen very quickly or immediately?
Rapid Changes
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Name 2 fast changes to Earth's surface
Volcanoes and Earthquakes
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How many active volcanoes are there in Costa Rica?
5
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To break or split apart is called a _____?
Crack
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What landform can an earthquake make?
lake
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Name 2 Volcanoes in Costa Rica
...
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A small body of water that connects to a larger body of water is called a ____.
channel
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The shaking of Earth's crust is called an ____.
Earthquake
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When wind or moving water breaks down rocks into smaller pieces it is called____.
Weathering
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Does this image show weathering or erosion?
weathering
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An explosion of ash and lave from a volcano is called an ______.
eruption
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_______ is the measure of the strength of an earthquake. It uses a scale 1-10
Richter Scale
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When wind or moving water carry away rocks or soil, it is called_____.
Erosion
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When magma comes out of Earth's surface, it is called______.
Lava
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Does this image show weathering or erosion?
erosion
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What is the name of the scientist who studies earthquakes?
Seismologist
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What is the name of the scientist who studies rocks and volcanoes?
Geologist
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Hot melted rock is called______.
Magma
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What should you do if you are in a vehicle during an earthquake?
Stop driving
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A ______ is a place on Earth's surface where hot, melted rock comes out of the ground.
Volcano
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Does this image show weathering or erosion?
erosion
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Name 2 slow changes to Earth's surface
Weathering and Erosion
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Where is a safe place to go during an earthquake?
Under a table or desk
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What can a volcano turn into when it has no more eruptions?
Mountain
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Does this image show weathering or erosion?
weathering
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