Solar System review

Front

What is the largest object in our solar system?

Back

The Sun, which contains more than 99% of the total mass of the solar system.

Front

Which planet is closest to the Sun?

Back

Mercury, the first planet in the solar system.

Front

Which planet is third from the Sun?

Back

Earth, the planet we live on.

Front

What two factors influence gravitational pull?

Back

Mass and distance; the greater the mass, the stronger the gravitational pull, and the farther away an object is, the weaker the pull.

Front

Which planet has the greatest role in changing the direction of a comet's path?

Back

Jupiter, because of its strong gravity.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, depending on their masses and the distance between them.

Front

What are the four terrestrial planets in our solar system?

Back

Mercury, Venus, Earth, and Mars.

Front

What are gas giants?

Back

Planets that are primarily composed of hydrogen and helium, including Jupiter and Saturn.

Front

What is an asteroid?

Back

A small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is a comet?

Back

A small icy body that, when passing close to the Sun, heats up and begins to release gases, forming a glowing coma and sometimes a tail.