Earth and Space Flashcard

Front

What two things affect the gravitational force between two objects?

Back

Mass and distance.

Front

How does the Sun's gravity affect orbital speed?

Back

Closer = more gravity = faster speed.

Front

What is the half of Earth located below the equator called?

Back

Southern Hemisphere.

Front

At what position will it be spring in the southern hemisphere?

Back

Position 2.

Front

Where do comets that orbit in the solar system come from?

Back

The Kuiper Belt and Oort Cloud.

Front

What is gravity?

Back

A force that attracts two bodies towards each other.

Front

What is the equator?

Back

An imaginary line that divides the Earth into the Northern and Southern Hemispheres.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object; weight is the force of gravity acting on that mass.

Front

What is an orbit?

Back

The path one object takes around another object in space.

Front

What is the solar system?

Back

A collection of planets, moons, asteroids, comets, and the Sun, bound by gravity.