5th Grade Space Science

Front

What is the largest structure in the universe?

Back

The universe itself.

Front

What is the order of celestial bodies from largest to smallest?

Back

Universe, galaxy, sun, planet.

Front

What do all planets in our solar system have in common?

Back

They all orbit the sun.

Front

What is the name of our home galaxy?

Back

Milky Way.

Front

What tool is used to study stars and space?

Back

Telescope.

Front

What causes day and night on Earth?

Back

The rotation of Earth on its axis.

Front

What is a galaxy?

Back

A large system of stars, gas, and dust bound together by gravity.

Front

What is the closest planet to the sun?

Back

Mercury.

Front

What is the main difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

Front

What is the term for the path a planet takes around the sun?

Back

Orbit.