Semester 1 Review

Front

What is a meteorite?

Back

A chunk of rock that is not burned up by the atmosphere and hits Earth's surface.

Front

What two factors impact the strength of the force of gravity between two objects?

Back

Mass and distance.

Front

Where is the Asthenosphere located?

Back

In the Mantle.

Front

What type of boundary causes seafloor spreading?

Back

Divergent boundary.

Front

What does the Big Bang Theory explain?

Back

How our universe began.

Front

Define meteoroid.

Back

A small rocky or metallic body in outer space.

Front

What is the difference between a meteor and a meteorite?

Back

A meteor is a meteoroid that burns up in the atmosphere, while a meteorite is what reaches the Earth's surface.

Front

What is gravity?

Back

A force that attracts two bodies towards each other.

Front

What is the role of the Mantle in Earth's structure?

Back

The Mantle is the layer between the crust and the outer core, involved in tectonic activity.

Front

What is a divergent boundary?

Back

A tectonic boundary where two plates move away from each other, causing seafloor spreading.