U3W3 "Earth" Comprehension, Wonders 3rd Grade

Front

What is an axis?

Back

An axis is an imaginary line that runs through the center of the planet from top to bottom.

Front

What is the asteroid belt?

Back

The asteroid belt is a group of rocky objects located between the orbits of Mars and Jupiter.

Front

What is astronomy?

Back

Astronomy is the study of the stars and planets.

Front

What are craters?

Back

Craters are formed when rocks or ice from space slam into the Moon's surface.

Front

What does it mean for a planet to rotate?

Back

To rotate means that a planet spins around like a top around its axis.

Front

What is the Kuiper belt?

Back

The Kuiper belt is a region of space beyond Neptune that contains many icy objects.

Front

What is a planet?

Back

A planet is a large celestial body that orbits a star and does not produce its own light.

Front

What is the solar system?

Back

The solar system is the collection of the Sun and all the celestial bodies that orbit it, including planets, moons, and asteroids.

Front

What are meteorites?

Back

Meteorites are pieces of rock or metal from space that survive their passage through the Earth's atmosphere and land on the surface.

Front

What is an orbit?

Back

An orbit is the path that a celestial body takes as it moves around another body in space.