Solar System Quiz

The study of the sun, moon and other planetary bodies' defines____

• galaxy

• universe

• astronomy

• planets

A galaxy is a system of dust, gas and many millions of ___ held together by the gravity.

• sun

• stones

• stars

• aliens

The ________ is all of space and everything in it.

• astronaut

• earth

• moon

• universe

_____ consists of the sun, the planets and other planetary objects

• Sun

• Moon

• Orbit

• Solar system

Objects in the solar system _______ round the sun.

• revolve

• stand

• dance

• wave

A rocky objects that also orbits the sun is called ______

• asteroid

• mountain

• moon

• planet

_____ is a small part of the solar system.

• Fish

• Insect

• Earth

• Sand

The closest planet to the sun is _____

• Mercury

• Earth

• Pluto

• Neptune

______ planets are the four planets closest to the sun

• Inner

• Outer

• Middle

• Extra

A large ball shaped like object defines______

• asteroids

• planets

• galaxy

• milky way