Spark Review

Why isn't Pluto considered a planet any more?

• Because it is so large.

• Because it is smaller than the moon.

• Because it is a fake planet

• Becasue it was sucked into a black hole last year.

How many Earths can fit inside Jupiter's Great Red Spot?

• None

• 11

• 2

• 3

Which planet in our solar system is the least dense?

• Pluto

• Mars

• Saturn

• Venus

Why is the Earth in "the sweet spot" of orbits?

• Becasue we have sugar here on earth.

• Becasue we are mostly water.

• It's not too hot, it's not too cold

• Becasue we are orbiting slowly.

What is different about Uranus's rotation compared to the rest of the planets in our solar system?

• It spins nearly 1000km per hour.

• It makes you feel gasy.

• It does not rotate.

• It spins on its side, nearly horizontal.

Extra for experts....What happened to the Russian (Soviet) probes they sent to Venus?

• They got crushed and melted.

• They were sent back by aliens.

• They were accidently sent to mars.

• They blew up.

A protostar is...

• A protostar is the last stage in a star's life.

• A protostar is the first stage in a star's life.

• Protostar is a star that is a pro,

• A protostar is a dead star.

A supernova is...

• the explosion of a star.

• the center of the star.

• the last stage of a star.

• the first stage of a star.

Whe the hot core of a star cools it becomes a...

• ice cube

• Supernova

• Black hole

• White dwarf

When the outer parts of the star drift away and form a cloud of dust this is called a...

• Constellation

• Bunch of dust

• Planetary Nebula

• Red dwarf