Social Studies, 18.03.2021 20:30 madgiemiller2309

Answer all the questions, please. The material in the mantle increases in density as it moves towards the crust and cools. true or false.

Where does the energy/heat that creates convection currents in the mantle come from?

The Sun
The Sun

The Core
The Core

Earthquakes
Earthquakes

Volcanoes
Volcanoes

Item 3
POSSIBLE POINTS: 1
What technology first allowed scientists to view the ocean floor?

Telescopes
Telescopes

Radar
Radar

X-rays
X-rays

Sonar
Sonar

Item 4
POSSIBLE POINTS: 1
Material at the top of a mid-ocean ridge is OLDER than material found farther away from the mid-ocean ridge

True
True

False
False

Item 5
POSSIBLE POINTS: 1
Which of the following is not related to the ocean changing in shape and size?

Ocean Currents
Ocean Currents

Convection currents
Convection currents

Subduction
Subduction

Sea Floor Spreading
Sea Floor Spreading

What is the term for a chain of underwater mountains along which sea-floor spreading occurs?

Subduction
Subduction

Underwater Eruptions
Underwater Eruptions

Mid-Ocean Ridge
Mid-Ocean Ridge

Earthquakes

Answers: 3

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