What type of rock is lightweight with tiny holes made by gas bubbles?
What is igneous rock
100
True or False. Sedimentary rocks are easily changed by wind and water.
What is true
100
The process by which one kind of rock changes to another.
What is the rock cycle
100
Which of these processes erode the hillside the fastest?
a) frost
b) wind
c) glaciers
d) landslides
What is d
200
Two forces that form metamorphic rocks.
What are heat and pressure?
200
The remains of animals or plants from long ago
What are fossils
200
Scientists that study rocks
What are Geologists
200
When larger rocks are broken into smaller rocks by freezing water or wind.
What is weathering
300
Force that squeezes rocks together
What is pressure
300
True or False. Layers of sedimentary rocks are always the same thickness.
What is false
300
Rocks that form when cooled and hardened
What are igneous rocks
300
How are beaches formed? Weathering or Erosion?
What is erosion
400
True or False. Metamorphic rocks are formed only from sedimentary and igneous rocks?
What is FALSE (They can also be formed from other metamorphic rocks.
400
A landform that occurs when river sediment is carried down the towards where the river empties into an ocean.
What is a delta
400
True or false. Can a rock re-form as the same kind of rock?
What is true
400
How are sand dunes formed?
What is erosion
500
Sedimentary rocks are formed from sediments and pressed together in these.
What is layers
500
Which process can change the shape of the Earth's surface most rapidly?
a) a glacier moving
b) a volcano erupting
c) wind blowing sand
d) a stream moving rocks
What is b
500
Can metamorphic rocks cool beneath the earth's surface?
yes
500
Why is the Statue of Liberty green, when it should be copper like a penny?