Planetary Quiz

Which of these are Inner Planets? Select all Inner Planets.

• Earth

• Mars

• Venus

• Mercury

Earth is the 3rd closest planet to the Sun. Earth orbits between which of the following planets?

• Mercury and Venus

• Venus and Mars

• Mars and Jupiter

• Jupiter and Saturn

Earth and the moon move in regular patterns through space. One full Earth rotation measures approximately ________. One full moon revolution measures approximately ________. Which words, in order, best complete the sentences?

• one day; one month
• two days; 3 years

• 6 years; one month

• 4 years; 2 years

The asteroid belt is made up of thousands of pieces of rock that orbit the sun. The picture shows that the asteroid belt is between the fourth and fifth planets from the sun. Which of these planets is closest to the asteroid belt?

• Earth

• Mars

• Saturn

Look at this model of the sun and Earth. What does this model show?

• The sun orbits around Earth

• The moon orbits only around the sun

• Earth orbits around the sun

• The sun and Earth orbit around each other

Which of these is an example of a change due to cooling?

• A puddle in direct sunlight disappears in a single day.

• An iceberg breaks off into the Atlantic Ocean and melts in the ocean water.

• Warm air blows over a mountain and melts the snow.

• Hot, molten lava pours out of a volcano, is exposed to air, and becomes solid rock.

Observe the glass of water. Why are water droplets forming on the outside of the glass? Complete the following statement. Move ONE correct answer to each box. Not all answers will be used. This demonstrates a process called condensation.

• When warm air meets a cold glass, the water vapor is changed from a gas to a liquid.
• it heats up

• it freezes

• it melts

This is an example of heat causing —

• a liquid to change to a solid

• a liquid to change to a gas

• a solid to change to a liquid

• a gas to change to a solid

A student made a model of how the Earth, Moon, and Sun orbit. She used ping-pong balls to represent each one. She painted each one a different color. Then, she placed the Moon and Earth close together and the Sun much farther away. What is one limitation of the student's model?

• She used the same size balls.

• She painted them all different colors.

• She moved the Sun away from the Earth and Moon.

• She did not put the Earth in the middle of the solar system.

Order of the outer planets from shortest to longest.

• Uranus, Neptune, Saturn, Jupiter

• Jupiter, Saturn, Uranus, Neptune

• Neptune, Saturn, Jupiter, Uranus

• Saturn, Uranus, Neptune, Jupiter