5th Grade Science Vocabulary Flashcard

Front

Matter is...

Back

Anything that has mass and volume

Front

Mass

Back

The amount of matter in an object

Front

Weight is...

Back

The amount of gravitational pull on an object

Front

Volume

Back

The amount of given space an object takes up

Front

The Solar System is...

Back

Made up of a star, the planets, and other space objects that revolve around it

Front

Planets are...

Back

Large, round bodies that revolve around a star

Front

Moons are...

Back

Small, natural objects that revolve around other larger objects

Front

Gravity

Back

The force of attraction by which terrestrial bodies tend to fall toward the center of the earth

Front

What are asteroids?

Back

Rocky, airless worlds that orbit our sun, but are too small to be called planets. Tens of thousands of these minor planets are gathered in the main asteroid belt, a vast doughnut-shaped ring between the orbits of Mars and Jupiter.

Front

Comets are...

Back

Cosmic snowballs of frozen gases, rock, and dust roughly the size of a small town. When a comet’s orbit brings it close to the sun, it heats up and spews dust and gases into a giant glowing head larger than most planets. The dust and gases form a tail that stretches away from the sun for millions of kilometers.