Which best explains the movement of tectonic plates?

move several centimeters each year because of convection

Where does the energy from an earthquake originate?

from rocks under stress shifting deep inside Earth

Which is the basic composition of Earth’s core?

The solid inner core is surrounded by a liquid outer core.

How does this diagram help to confirm Alfred Wegener’s hypothesis of continental drift?

Shows crustal plates float on convection currents in mantle.

Which best explains the relationship between parent rock and soil composition?

Weathered parent rock is the largest component of soil.

describes why fossils of the same landdwelling species have been both South America and Africa

once lived on one large landmass that later split into two

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Changes in the Lithosphere # 3

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Questions 6

Answers

1
Which best explains the movement of tectonic plates?
move several miles each year because of convection in Earth.
move several kilometers each year because of convection
move several feet each year because of convection
move several centimeters each year because of convection
2
Where does the energy from an earthquake originate?
from the weight of sediments pushing down on bedrock
from the Moon’s gravitational pull during a close orbit
from a sudden increase in solar radiation striking Earth
from rocks under stress shifting deep inside Earth
3
Which is the basic composition of Earth’s core?
The solid inner core is surrounded by a liquid outer core.
The liquid inner core is surrounded by a solid outer core.
Both the inner core and the outer core are liquid.
Both the inner core and the outer core are solid.
4
How does this diagram help to confirm Alfred Wegener’s hypothesis of continental drift?
It shows that Earth’s mantle has several concentric layers.
Shows crustal plates float on convection currents in mantle.
It demonstrates that Earth’s crust is the thinnest of Earth.
Earth’s core is divided into an inner core and an outer core
5
Which best explains the relationship between parent rock and soil composition?
Weathered parent rock is the smallest component of soil.
Weathered parent rock number of organisms in the soil.
Weathered parent rock is the largest component of soil.
Weathered parent rock determines amount of air in the soil.
6
describes why fossils of the same landdwelling species have been both South America and Africa
These organisms migrated to these two continents.
were separated by the formation of new mountain ranges.
became extinct due to climate changes on these continents.
once lived on one large landmass that later split into two

Changes in the Lithosphere # 3 Flashcards | StudBud