Earth Systems Flashcard 1

Front

What are the 'Gas Giants' and 'Ice Giants'?

Back

The 'Gas Giants' are Jupiter and Saturn, while the 'Ice Giants' are Uranus and Neptune. They are known for their large sizes and gaseous compositions.

Front

What are meteoroids?

Back

Meteoroids are broken and smaller pieces of asteroids and comets that range in size from small dust to 10 meters, moving around in our solar system.

Front

What are comets?

Back

Comets are objects made of ice, gas, and dust that orbit our sun.

Front

What is the order of the inner planets starting from the sun?

Back

The order of the inner planets is Mercury, Venus, Earth, and Mars.

Front

What is the order of the outer planets starting after Mars?

Back

The order of the outer planets is Jupiter, Saturn, Uranus, and Neptune.

Front

What are the main characteristics of inner planets?

Back

Inner planets are rocky, smaller, and have fewer moons compared to outer planets.

Front

What distinguishes outer planets from inner planets?

Back

Outer planets are larger, gaseous, and have many moons and rings.

Front

What is the difference between asteroids and meteoroids?

Back

Asteroids are larger rocky bodies in space, while meteoroids are smaller fragments of asteroids or comets.

Front

What is the significance of the asteroid belt?

Back

The asteroid belt is a region between Mars and Jupiter where most asteroids are found, marking the boundary between inner and outer planets.

Front

What is a solar system?

Back

A solar system consists of a star and all the celestial bodies that are bound to it by gravity, including planets, moons, asteroids, and comets.