Plate Motion Review

The supercontinent was named ________ where the 7 continents today use to be one large continent.

• Gondwanaland

• Pangaea

• Wegener

• Hess

Tags

NGSS.HS-ESS1-5

What is continental drift?

• The idea that Earth always stays the same.

• The idea of using evidence to support claims.

• The idea that continents move over time.

• The idea that Earth is old.

Tags

NGSS.MS-ESS2-3

The farther you got from the ridge, the _________ the seafloor was.

• darker

• higher

• younger

• older

Tags

NGSS.MS-ESS2-2

Seafloor spreading is the idea that new rock is created at the bottom of the ocean floor by plates ____________ and magma being pushed up and forming new ocean basin (sea floor).

• overlapping

• hitting each other

• moving away

• standing still

Tags

NGSS.MS-ESS2-3

Earth's core has a similar temperature to the surface of the sun.

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The Mid-Atlantic Ridge is the border between several __________.

• plate boundaries

• oceans

• mountains

• volcanoes

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The lithosphere is one smooth shell of hard solid rock.

• True

• False

In convection currents, material that is ______ rises to the surface.

• more dense

• less dense

• similar density

Tags

NGSS.MS-ESS2-6

In convection currents, ________ material rises and __________ material sinks. Choose all that apply.

• denser; less dense

• cool; hot

• less dense; denser

• hot; cool

Tags

NGSS.MS-ESS2-6

What do we call the movement of the Earth's crust (lithosphere) by the mantle (asthenosphere)?

Tags

NGSS.MS-ESS2-3