Space Systems

Front

What is a satellite?

Back

A satellite is an object that orbits around a planet or another celestial body.

Front

What force keeps satellites in orbit around Earth?

Back

Gravity is the force that keeps satellites in orbit around Earth.

Front

What happens to a satellite if the gravitational force of the planet it orbits suddenly disappears?

Back

The satellite would move into space in a straight line.

Front

What is the solar system?

Back

The solar system is a collection of celestial bodies, including the Sun, planets, moons, asteroids, and comets, that are bound by gravity.

Front

What is the primary source of energy for the solar system?

Back

The Sun is the primary source of energy for the solar system.

Front

What are the inner planets of the solar system?

Back

The inner planets are Mercury, Venus, Earth, and Mars, which are rocky and closer to the Sun.

Front

What are the outer planets of the solar system?

Back

The outer planets are Jupiter, Saturn, Uranus, and Neptune, which are gas giants and farther from the Sun.

Front

What is the difference in size between Earth and Mars?

Back

The difference in size between Earth and Mars is approximately 5,964 km.

Front

What is an orbital path?

Back

An orbital path is the curved path that an object follows as it moves around another object in space.

Front

What is a nebula?

Back

A nebula is a large cloud of gas and dust in space, often the birthplace of stars.