Which planet is closest to the Sun?
Mercury
What is the largest planet in our Solar System?
Jupiter
The Sun is the only ________ in our solar system.
star
asteroids and comets
Which planet rotates in the opposite direction?
Venus
Which planet rotates on its side?
Uranus
The Sun makes up about ____% of our Solar System.
99%
Where is the asteroid belt located?
between Mars and Jupiter
Earth is about the same size as which other planet?
Venus
Which planet cannot be seen without a telescope?
Neptune
The Sun is made up of __________ and ___________.
hydrogen and helium
Explain the difference between a meteor and a meteorite.
meteor burns up; meteorite hits something
What makes the planet of Mars appear red?
iron in the rocks/soil
How many moons does Saturn have; what is the name of its biggest moon?
at least 31; Titan
True or False: The Sun rotates similar to the way a planet does.
True
What are comets made of?
ice, rock, frozen gas, dust
How long does it take the planet of Mercury to rotate?
59 Earth days
What is the name of the large, red oval that appears on the surface of Jupiter?
the Great Red Spot
What are the names of the 3 layers of the Sun?
Photosphere, Chromosphere, Corona
What was the name of the well-known comet that was discovered in 1995? (pg. 101)
Hale-Bopp