The Solar System

Describe the sun.

• largest body and the center of our solar system.

• it orbits the earth

• the moon circles around the sun

the three main objects in the solar system.

• planets, stars, comets

• comets, asteroids, meteors

• Sun, Earth, Moon

Asteroids are rocky objects with round or ________shapes.

• regular

• irregular

• oval

• round

Meteors are what we call __________________ though they are not at all stars.

• shooting stars

• comets

• asteroids

____________ are lumps of ice and dust that sometimes come into the centre of the solar system.

• stars

• asteroids

• Comets

What is revolution?

• The movement of the earth around the sun.

• The movement of the sun around the earth.

• The object found in the solar system.

The planets move around the stars in defined paths called________

• comets

• orbits

• rotation

How long the earth takes to orbit the sun?

• 360

• 362

• 365

An ______________is some one who studies things in space.

• architect

• astronomer

• artist

Days and nights are caused because the earth spins on its __________

• axis

• path

• revolution