Earth's Changing Surface Online Practice
Complete this assessment to review what you’ve learned. It will not count toward your grade.
1 of 91 of 9 Items
Question
Which statement best explains the theory of plate tectonics?(1 point)
Responses
Earth’s mantle is made of rock plates that move across the crust.
Earth’s mantle is made of rock plates that move across the crust.
Earth’s crust is composed of rock plates that float on top of the mantle.
Earth’s crust is composed of rock plates that float on top of the mantle.
Earth’s core consists of rock plates that float on top of the mantle.
Earth’s core consists of rock plates that float on top of the mantle.
Earth’s crust is formed by the magma that rises in the mantle.
in folded mountains
Earth’s crust is composed of rock plates that float on top of the mantle.
Which example shows the effects of tension in the Earth’s plates?(1 point)
Responses
Andes Mountains forming by subduction
Andes Mountains forming by subduction
Eurasian plate forming the Himalayas
Eurasian plate forming the Himalayas
an earthquake along the San Andreas Fault
an earthquake along the San Andreas Fault
the mid-Atlantic Ridge splitting Iceland
the mid-Atlantic Ridge splitting Iceland
the mid-Atlantic Ridge splitting Iceland
Which describes a positive impact of volcanoes?(1 point)
Responses
They contribute to the reduction of land on the surface.
They contribute to the reduction of land on the surface.
They carry magma that covers a large surface area of the Earth.
They carry magma that covers a large surface area of the Earth.
They release materials that form fertile soils.
They release materials that form fertile soils.
They produce new gases that form part of the atmosphere.
They release materials that form fertile soils.
What causes tsunamis?(1 point)
Responses
living things swimming near the coast
living things swimming near the coast
storms in the middle of the ocean
storms in the middle of the ocean
disturbance on the ocean floor
disturbance on the ocean floor
a gust of strong wind along the coast
disturbance on the ocean floor
Earth's Changing Surface Online Practice
Complete this assessment to review what you’ve learned. It will not count toward your grade.
5 of 95 of 9 Items
Question
What is the definition of physical weathering?(1 point)
Responses
the formation of new minerals from rock due to chemical reactions
the formation of new minerals from rock due to chemical reactions
the expansion and contraction of rock due to changes in temperature
the expansion and contraction of rock due to changes in temperature
the transport of rock and sediments by wind and water
the transport of rock and sediments by wind and water
the breakdown of rock and sediments into smaller pieces