Print Instructions

NOTE: Only your test content will print.
To preview this answer key, click on the File menu and select Print Preview.

See our guide on How To Change Browser Print Settings to customize headers and footers before printing.


Print Answer Key (Only the test content will print)

Neptune Answer Key

Neptune is known as Earth's twin.
  1. True
  2. False
Neptune has winds exceeding 1,000 kilometers per hour.
  1. True
  2. False
A day on Neptune is longer than a day on Earth.
  1. True
  2. False
At times, Neptune is further from the Sun than Pluto.
  1. True
  2. False
How would the force of gravity between Neptune and the Sun be affected if Neptune were closer to the Sun?
  1. The force between the two would be less.
  2. The force between the two would be greater.
  3. The force between the two would disappear.
  4. The force between the two would not change.
What is the substance that most likely makes up Neptune's upper cloud layer?
  1. water droplets
  2. ice crystals
  3. frozen carbon dioxide
  4. frozen methane
                is the largest of Neptune's moons.
  1. Nereid
  2. Despina
  3. Proteus
  4. Triton
About how many Earth years does it take Neptune to orbit the Sun?
  1. 16
  2. 160
  3. 1,600
  4. 16,000
What spacecraft passed by Neptune in 1989?
  1. Viking 1
  2. Viking 2
  3. Voyager 1
  4. Voyager 2
Which statement about Neptune is true?
  1. Neptune has a ring system.
  2. Neptune has five known moons.
  3. Neptune is made entirely of gas.
  4. Neptune can be seen by eye on a clear night.

Become a Help Teaching Pro subscriber to access premium printables

Unlimited premium printables Unlimited online testing Unlimited custom tests

Learn More About Benefits and Options

You need to be a member to access free printables.
Already a member? Log in for access.    |    Go Back To Previous Page