UNIT: EARTH AND SPACE SCIENCE- 2 answers

Front

What layer of Earth contains convection currents that cause tectonic plate motion?

Back

The mantle.

Front

What is a solar prominence?

Back

A large, bright feature extending outward from the Sun's surface, often associated with solar flares.

Front

Why does Venus have a higher average temperature than Mercury?

Back

The atmosphere on Venus is thicker than the atmosphere on Mercury.

Front

What is sea floor spreading?

Back

A process that occurs at divergent boundaries where tectonic plates move apart, creating new oceanic crust.

Front

What type of boundary exists between the Juan de Fuca Plate and the North American Plate?

Back

Convergent boundary, where the plates are moving toward each other.

Front

What is the definition of tectonic plates?

Back

Large sections of the Earth's lithosphere that move and interact with each other.

Front

What is the role of the Earth's mantle in plate tectonics?

Back

The mantle's convection currents drive the movement of tectonic plates.

Front

What is a convergent boundary?

Back

A tectonic plate boundary where plates move toward each other, often causing earthquakes and mountain formation.

Front

What is a divergent boundary?

Back

A tectonic plate boundary where plates move apart, leading to the formation of new crust.

Front

What is a solar flare?

Back

A sudden eruption of energy on the Sun's surface that can affect space weather.