Astrophysics 3

What is a satellite?

• A man made object that explores space.

• A natural or artificial object that orbits something larger.

What is an example of a natural satellite?

• A moon

• A meteor or shooting star

Jupiter and Saturn have the most moons. How many moons do they each have?

• 8

• 80

• 800

Who sent the first satellite into space?

• Soviet Union

• USA

Who put the first spacecraft on the moon?

• Soviet Union

• USA

Who put the first person on the moon?

• Soviet Union

• USA

What's the difference between an asteroid and a moon?

• An asteroid orbits a planet, while a moon orbits the sun.

• An asteroid orbits a sun, while a moon orbits a planet.

Are GPS satellites put low or high in orbit?

• Low

• High

When satellites are low in orbit, their speed is __________.

• faster

• slower

When a satellite is high in orbit, it takes ____________ to orbit the Earth.

• longer

• shorter