Why would a person weigh more on Jupiter than on the Earth?

• Jupiter has more mass, and therefore more gravity

• Jupiter has less mass, and therefore more gravity

• Jupiter has more mass, and therefore less gravity

• Jupiter has less mass, and therefore less gravity

Which is the correct order of our planets?

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
• Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
• Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury
• Mercury, Venus, Earth, Mars, Neptune, Saturn, Jupiter, Uranus

What is gravity?

• A push or pull on an object

• The force of attraction (pull) between two objects

• The tendency to keep moving in a straight line

• Any object that orbits another object

What is caused by the tilt of Earth's axis?

• Months

• Years

• Seasons

• Hours

Why do stars appear to move across Earth's sky each night?

• Earth rotates on its axis

• The stars orbit each other

• Earth revolves around the Sun

• The stars rotate with the Moon

What is the Moon to Earth?

• Comet

• Axis

• Satellite

• Probe

Why does the moon appear to shine?

• It is like a star and gives off light

• It refracts light from space

• It reflects light from the sun

• It absorbs light from the sun

Which planet is eighth in the Solar System?

• Uranus

• Jupiter

• Neptune

• Mars

Jupiter has a large red spot; what is it?

• A gigantic volcano

• An enormous lake

• A terrible storm

• A crashed rocket

What is the name of the gas/dust clouds that form stars?

• Nebulas

• Protostars

• Supernova

• Neutron Star