Space and Gravity

Front

What are the two main characteristics of inner planets?

Back

They are rocky and close to the Sun.

Front

Which planet do we feel a stronger gravitational pull from due to its distance?

Back

Earth.

Front

What is the amount of matter in an object called?

Back

Mass.

Front

What force keeps all the planets in orbit around the Sun?

Back

Gravity.

Front

What describes the outer planets?

Back

They are larger and mostly made of gas.

Front

What is gravity?

Back

A force that attracts two bodies towards each other.

Front

Name the four inner planets of our solar system.

Back

Mercury, Venus, Earth, Mars.

Front

What is the difference between mass and weight?

Back

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

Front

What is the role of the Sun in our solar system?

Back

The Sun is the central star that provides light and heat, and its gravity keeps the planets in orbit.

Front

What are the two types of planets in our solar system?

Back

Inner (terrestrial) planets and outer (gas giant) planets.