Sun, Stars and Earth

The sun is a yellow, ______________ size star.

• small

• medium

• large

• extra large

A star is ball of ____________ that gives off light.

• cool gas

• hot gas

• cold rock

• hot rock

Which is the largest?

• galaxy

• solar system

• universe

• planet

The stars in a constellation are close together.

• true

• false

A light year is

• the distance light travels in a year.

• the amount of light given off by a
  star.

• Buzz'z last name

• the amount of time it would take someone to reach that star.

A star's __________ depends on it's size, color, temperature, and distance.

• makeup

• name

• brightness

• age

Our solar system consists of the Sun and the 

• stars.

• planets.

• galaxy.

_______________ can be used for navigation, helping sailors to find their way.

• A constellation

• The Milky Way Galaxy

• The planets

It take the Earth ___________ to revolve around the sun?

• 365 1/4 days

• 24 hours

• 240 days

• 12 hours

The earth _______________ on its axis every 24 hours.

• rotates

• revolves