Which of these are three important landforms?
mountains, lakes, and rivers
plains, plateaus, and oceans
mountains, plains, and plateaus
lakes, oceans, and bays
100
weathering
The following changes can happen quickly EXCEPT what?
earthquakes, weathering, volcanos erupting, or avalanches
100
coast
What is a place where the land meets the ocean?
200
thick and hot
Magma is rock that has become what?
200
run from a building
During an earthquake, one thing you should NOT do is cover your head, stay away from objects that can fall, run from a building, or sit under a table or against an inside wall?
200
force
All landforms are shaped by what?
200
electricity
What is the force that does NOT cause erosion?
river action, gravity, wind, electricity
200
glacier
What is a huge mass of moving ice?
300
taller and taller
As lava erupts and spreads, a volcano gets what?
300
the movement of the blocks that make up the earth's surface
What causes an erthquake?
300
hill
What is a high place with a rounded top?
300
plants and tree roots
Much soil is held in place by what?
300
cliff
What is a steep wall of rock or soil?
400
cracks
The magma erupts from the Earth's what?
400
satellites
What out in space can pick up warning signs that an earthquake might happen?
400
valley
What is a low area between mountains?
400
falling rocks
A danger in traveling through mountains is what?
400
river
What is a moving stream of water flowing into a lake or ocean?
500
Hawaii and Japan
What is islands were formeed from volcanoes that reached the ocean's surface?
500
eartquakes
What can often happen during or just before the eruption of a volcano?