Astronomy 2: Moon & the Planets

Pluto is no longer considered a planet and has been reclassified as a  ___ planet

• comet
• meteor
• moon
• dwarf

The inner planets is also known as the ________ planets.

• terrestrial
• outer
• gas giant
• land

What shape are the planets’ orbits?

• elliptical
• circular
• rectangular

Most asteroids are located in between the planets ___ and ___.

• Mars, Jupiter
• Saturn, Jupiter
• Mercury, Jupiter
• Mars, Saturn

Mercury and Venus do not have moons.

• True
• False

The moon’s light is due to reflected light from the sunlight

• True
• False

The majority of the asteroids are found in between the orbits of Mars and Jupiter, in a region called the ______ _______. 

• asteroid belt
• kuiper belt
• asland belt
• oort belt

Our solar system is about__ billion years old.

•  4.6 
• 4.5
• 14.6
• 4.1

Mercury and Venus is less than one AU.

• true
• false

The outer planets are made of __ and ____, so they are called gas giants.

• hydrogen, helium
• hydrogen, sulfur
• helium, nickel
• helium, sulfur