Moon and Tides Quiz

What is the diameter of the Moon?

• 5,476km

• 2,476km

• 3,476km

• 4,476km

What is the main theory of how the Moon was formed?

• A body the size of Mars crashed into Earth

• A body the size of Jupiter crashed into Earth

• A body the size of Venus crashed into Earth

• A body the size of Mercury crashed into Earth

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

• 30 days

• 25 days

• 35 days

• 27.3 days

What is the term for the Moon's rotation at the same rate of time as its orbit around the Earth?

• Synchronous rotation

• Asynchronous rotation

• Parallel rotation

• Concurrent rotation

What is the side of the Moon that we can't see called?

• Invisible side

• Hidden side

• Far side

• Dark side

What is the term for when we are gradually seeing more of the Moon over a number of days?

• Gibbous

• Crescent

• Waning

• Waxing

What is the term for when we are gradually seeing less of the Moon over a number of days?

• Waxing

• Gibbous

• Waning

• Crescent

What is the term for a period of moderate tides when the sun and moon are at right angles to each other?

• Spring tides

• High tides

• Low tides

• Neap tides

What is a Blue Moon?

• A moon that only occurs once every two years

• A moon that is always visible during the day

• The second full moon in a calendar month

• A moon that appears blue in color

What is the term for the regular rise and fall of the ocean’s waters?

• Tides

• Currents

• Surge

• Waves