The Sun, Moon and Earth

Multiple Choice

What is an orbit?

• A path a celestial body follows as it revolves around another body.

• A distance between two planets.

• The shape of a planet.

• The light from a star.

Multiple Choice

What force keeps planets in orbit around the Sun?

• Magnetism

• Gravity

• Wind

• Electricity

Multiple Choice

What is the name of the star at the center of our solar system?

• The Moon

• The Sun

• Earth

• Mars

Multiple Choice

What is a star?

• A ball of burning gas held together by gravity

• A planet that produces light

• A moon that reflects light

• A comet that orbits the Sun

Multiple Choice

How many planets are in our solar system?

• Seven

• Eight

• Nine

• Ten

Multiple Choice

Which two planets in the solar system do not have moons?

• Earth and Mars

• Mercury and Venus

• Jupiter and Saturn

• Neptune and Uranus

Multiple Choice

What does the Moon reflect to give us light at night?

• Its own light

• Light from the Sun

• Light from Earth

• Light from stars

Multiple Choice

What is Earthshine?

• Light from the Moon reflecting onto Earth

• Light from Earth reflecting onto the Moon

• Light from stars reflecting onto Earth

• Light from the Sun reflecting onto the Moon

Multiple Choice

Why does the Moon appear to change shape when viewed from Earth?

• It moves closer to Earth

• It reflects different amounts of sunlight

• It changes its orbit

• It grows and shrinks

Multiple Choice

What is the shape of the moon shown in the picture?

• Gibbous

• Crescent

• Half-moon

• Full moon

Multiple Choice

What is the shape of the moon shown in the picture?

• Gibbous

• Crescent

• Half-moon

• Full moon

Multiple Choice

Which 2 moon phases appear exactly the same in the sky in both the Northern and Southern hemisphere?

• Waning half-moon and Waxing half-moon

• Waning crescent and waxing cresent

• Waning gibbous and waxing gibbous

• Full moon and New moon

Multiple Choice

Which part of the lunar cycle is taking place when the moon appears to be shrinking a little every day?

• Waxing

• Waning

Multiple Choice

How long does it take for the Moon to orbit the Earth?

• 7 days

• 15 days

• 29 days

• 365 days

Multiple Choice

What shape is the Moon’s orbit around Earth?

• Circular

• Elliptical

• Square

• Triangular