Space Review 2

in the past people used to use to tell time

• moon
• mars
• clouds
• sun

the shortest electormagnectic waves are called

• gamma rays
• radio waves
• moon
• GPS

the longest electormagnectic waves are called

• moon
• radio waves
• clouds
• telephone

In the past people used the _____ to tell time?

• The Sea
• The Sun
• The moon
• The Stars

vehicle that is designed to to porpel itself by ejecting gasses as exhaust?

• A Rocket
• A Satellite
• A space probe

satellites are used for what?

• GPS
• Helping Rockets
• Takeing Picture

what dose NASA stand for?

• National Aeronautics and Space Administration
• National Air and Space Administration

What keeps us on Earth not in the sky?

• Atmosphere
• Gravity
• Sea currents

What is used to see stars that are far away?

• Satellites
• Telescopes
• Rockets
• Space Probes

What is the name for other life not on Earth?

• Extraterrestrial
• Ailens