Solar System Unit Review

Front

What is the center of our solar system?

Back

The Sun is the center of our solar system.

Front

What is a planet?

Back

A large, round object orbiting a star within its own cleared orbital path.

Front

Why is there no life on the Moon despite being in the habitable zone?

Back

There is no life on the Moon because it has no atmosphere, no water, and is exposed to solar radiation.

Front

Define habitable zone.

Back

An area that is just the right distance from the sun, or other star, that it is not too hot or too cold to allow water to exist in liquid form.

Front

Where is the Asteroid Belt located in the Solar System?

Back

The Asteroid Belt is located between Mars and Jupiter.

Front

What is a star?

Back

A massive, luminous sphere of plasma held together by gravity, undergoing nuclear fusion.

Front

What is the difference between a planet and a dwarf planet?

Back

A dwarf planet is similar to a planet but has not cleared its orbital path of other debris.

Front

What is the largest planet in our solar system?

Back

Jupiter is the largest planet in our solar system.

Front

What is the role of gravity in the solar system?

Back

Gravity keeps planets in orbit around the sun and moons in orbit around planets.

Front

What is a comet?

Back

A comet is a small celestial body made of ice, dust, and rocky material that, when close to the sun, displays a visible atmosphere and sometimes a tail.