Gravity in the solar system 1

Front

What does Earth orbit around?

Back

The Sun.

Front

Which of these is NOT a type of galaxy?

Back

Transcontinental.

Front

What is gravity?

Back

The force of attraction that pulls objects towards each other.

Front

In what shape do planets orbit?

Back

Ellipse.

Front

What two factors does gravity depend on?

Back

Mass and distance.

Front

What is the center of our solar system?

Back

The Sun.

Front

What is a galaxy?

Back

A massive system of stars, stellar remnants, interstellar gas, dust, and dark matter.

Front

Name the three main types of galaxies.

Back

Spiral, elliptical, and irregular.

Front

What is the Milky Way?

Back

The galaxy that contains our solar system.

Front

What is the role of gravity in the solar system?

Back

It keeps planets in orbit around the Sun.