What moves apart or together to form volcanoes or earthquakes?
a. tectonic plates
b. cups
c. gravity
What is a. tectonic plates
100
Melted, liquid rock beneath Earth's surface is called _____________.
a. volcanoes
b. magma
c. tectonic plates
What is b. magma
100
Breaks in the crust called ___________ form where tectonic plates meet.
a. divergent
b. transform
c. faults
What is c. faults
100
The process in which an oceanic plate slides beneath a continental plate or another oceanic plate is known as________________.
a. subduction
b. exfoliation
c. tectonism
What is
a. subduction
100
What is a slow change?
a. Erosion
b. volcano
c. tsunami
What is a. Erosion
200
Tectonic plates move about ____________ each year.
a. one foot
b. one inch
c. one yard
What is b. one inch
200
Most volcanoes occur____________.
a. in mountains
b. along major rivers
c. Ring of Fire
What is c. Ring of Fire
200
Giant sea waves caused by earthquakes on the ocean floor are called ________.
a. faults
b. volcanoes
c. tsunamis
What is c. tsunamis
200
The lithosphere, a hot mantle, and a dense, metallic core compose___________.
a. a volcano
b. layers of the Sun
c. layers of the Earth
What is c. layers of the Earth
200
The collision of India and Asia that formed the Himalayas is still colliding today, causing the mountain range to continue to rise. What keeps the mountain from getting too big?
a. erosion
b. volcanism
c. deposition
What is a. erosion
300
When tectonic plates diverge, or move apart. Example: Mid-Atlantic Ridge
a. transform boundary
b. divergent boundary
c. convergent boundary
What is b. divergent boundary
300
An opening from which lava and gases from the Earth's interior may flow.
a. Volcanoes
b. Rifts
c. Vent
What is a. Volcanoes
300
Earthquakes most often occur _________________.
a. in the middle of tectonic plates.
b. anywhere near a tectonic plate.
c. on the boundary of tectonic plates.
What is c. on the boundary of tectonic plates.
300
The portion of the mantle just below the lithosphere of the earth.
a. oceanic crust
b. asthenosphere
c. plate tectonics
What is b. asthenosphere
300
Which of the following would NOT be a major process in the formation of sedimentary rocks?
a. erosion
b. melting
c. deposition
What is b. melting
400
What type of tectonic plate boundary involves a collision (mountains) between two tectonic plates?
a. divergent
b. transform
c. convergent
What is c. convergent
400
Which plate is surrounded by the Ring of Fire?
a. Cocos plate
b. Pacific plate
c. Philippine plate
What is b. Pacific plate
400
What causes an earthquake?
b. a tsunami
a. large amounts of earth are removed or added
when molten rock moves under a volcano
c. the buildup and release of energy when two surface plates move or shift against each other
What is c. the buildup and release of energy when two surface plates move or shift against each other
400
The currents responsible for making the lithosphere move are called:
a. seafloor spreading
b. conduction currents
c. convection currents
What is c. convection currents
400
Hills, valleys, and plains were all created by.....
a. tectonic plates
b. earthquakes
c. glaciers
What is c. glaciers
500
Tectonic plates that move toward each other can form which of the following?
a. mountains
b. large holes in the earth
c. oceans
What is a. mountains
500
A volcano is ____________________.
a. a lowland area between higher areas such as mountains
b. a place on earth's surface where the land is much higher than the surrounding land
c. an opening in the earth's surface from which lava flows
What is c. an opening in the earth's surface from which lava flows
500
Scientists are studying a graph showing the time differences between the seismic P-waves and the seismic S-waves as they travel through Earth. Which information can they learn from the graph?
a. the magnitude of an earthquake
b. the duration of an earthquake
c. the epicenter of an earthquake
What is c. the epicenter of an earthquake
500
Vibrations that travel through Earth carrying the energy released during and earthquake are called .
a. light waves
b. seismic waves
c. oceanic waves
What is b. seismic waves
500
The process by which weathered materials are carried by erosion and deposited in new places, building new land forms.
a. Plate Tectonics
b. Convection Currents
c. Deposition