Comparing Stars and Planets Test

Front

What is a star?

Back

A star is a massive, luminous ball of gas, primarily hydrogen and helium, that generates energy through nuclear fusion in its core.

Front

What is a planet?

Back

A planet is a celestial body that orbits a star, is spherical in shape, and has cleared its orbit of other debris.

Front

True or False: Stars are farther away than planets.

Back

True

Front

True or False: Planets are made of rock and stars are made of gas.

Back

False

Front

Which statement is true about stars?

Back

Many stars are much larger and hotter than our sun.

Front

What is one difference between planets and stars?

Back

Stars are larger than the planets that orbit them.

Front

True or False: Planets twinkle in the sky.

Back

False

Front

What do stars produce that planets do not?

Back

Stars produce their own light through nuclear fusion, while planets do not.

Front

Can planets have moons?

Back

Yes, many planets have natural satellites called moons that orbit them.

Front

What is the main component of stars?

Back

The main component of stars is hydrogen.