Planets and Their Characteristics

Front

What is the reason a person weighs less on the Moon than on Earth?

Back

The Moon has less mass and therefore less gravity.

Front

Why is Mars being explored as a possible planet for sustaining life, while Venus is not?

Back

The temperature on Venus is too hot.

Front

What is the composition of the protective layer in the atmosphere that shields organisms from harmful ultraviolet rays?

Back

Ozone.

Front

What do we call the planets Jupiter, Saturn, Uranus, and Neptune?

Back

Outer Planets.

Front

What happens to a meteor as it enters Earth's atmosphere?

Back

It burns up.

Front

What is the main difference between terrestrial planets and outer planets?

Back

Terrestrial planets are rocky, while outer planets are gas giants.

Front

What is the largest planet in our solar system?

Back

Jupiter.

Front

What is the primary gas that makes up the atmosphere of Earth?

Back

Nitrogen.

Front

What is the term for a celestial body that orbits a planet?

Back

Moon or Satellite.

Front

What is the significance of the ozone layer?

Back

It protects life on Earth from harmful ultraviolet radiation.