Plate Tectonics and Convection Currents

Plate movement is caused by _____

• The rotation of the Earth
• Ocean tides
• Convection currents in the mantle
• The moon's gravity

Tags

NGSS.MS-ESS2-3

What was the name given to all the continents when they were joined as one super continent?

• Supreme Continent
• Eurasia
• Plate tectonics
• Pangea

Which of the following is the softer moving area of the mantle that contains convection current?

• Asthenosphere
• Lithosphere
• Outer core
• Oceanic crust

This is the driving force behind the movement of tectonic plates.

• Mantle convection currents
• Oceanic convection currents
• Atmospheric convection currents
• Solar convection currents

Tags

NGSS.MS-ESS2-1

At a divergent boundary, tectonic plates move in what way? 

• Tectonic plates move towards each other
• Tectonic plates slide past each other
• Tectonic plates move up and down
• Tectonic plates move away from each other

What is a tectonic plate?

• A piece of the Earth's crust
• A piece of Earth's mantle
• A piece of Earth's core
• A piece of Earth's Moon

Tags

NGSS.MS-ESS2-3

The outer layer of the Earth is called the __________.

• core
• crust
• mantle
• plates

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as _______

• convection.

• continental drift.

• subduction.

• conduction.

Tags

NGSS.MS-ESS2-2

Most geologists think that the movement of Earth’s plates is caused by _______

• convection.

• continental drift.

• subduction.

• conduction.

Tags

NGSS.MS-ESS2-3

The geological theory of _______ states that pieces of Earth’s lithosphere are in constant, slow motion.

• subduction

• plate tectonics

• deep-ocean trenches

• sea-floor spreading

Tags

NGSS.MS-ESS2-3