Topic 6: The Solar System

Front

What is the Solar System?

Back

The Solar System is a collection of celestial bodies, including the Sun, planets, moons, asteroids, comets, and other objects that are bound by gravity.

Front

Name the planets in order from the Sun.

Back

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

Front

What is the second planet from the Sun?

Back

Venus.

Front

What is the main source of light and heat in the Solar System?

Back

The Sun.

Front

What is an orbit?

Back

An orbit is the path that an object takes as it moves around another object in space due to gravitational forces.

Front

What is the difference between apparent brightness and actual brightness of a star?

Back

Apparent brightness is how bright a star appears from Earth, while actual brightness (or luminosity) is the total amount of light a star emits.

Front

What causes the seasons on Earth?

Back

The tilt of Earth's axis and its orbit around the Sun cause the seasons.

Front

What is a planet?

Back

A planet is a large celestial body that orbits a star and does not produce its own light.

Front

Which planet is known for its rings?

Back

Saturn.

Front

What is a moon?

Back

A moon is a natural satellite that orbits a planet.