Moons 2023

What is the name of Earth's moon?

• Theia

• Phobos

• Titan

• Moon

What does the shape of Mars' moons suggest?

• Mars' moons were large space rocks captured by the planet's gravity

• Mars' moons can possibly host life

• Mars' gravitational pull was once so strong that it caused two round moons to smash into each other, leaving behind that irregular bit

• Mars' moons were once a baby alien's toy rocks.

Which one of the following is a Galilean moon of Jupiter?

• Triton

• Titan

• Callisto

• Charon

• Enceladus

What is unique about Neptune's moon, Triton?

• It is the only large moon to orbit in a direction opposing the planet's rotation

• It has a bluish hue

• Life is highly likely to exist on Triton

Which of the following is TRUE regarding lunar calendars?

• Often, a new lunar month begins when the moon is at the NEW MOON phase

• Astronomical observation/calculation is required to determine the date for Hari Raya Puasa.

• The date of Chinese New Year every year is fixed.

• 'Leap months' can be added to ensure that the lunar calendar is 'synced' with the standard solar calendar.

What are lunar seas made of? (ASTROCHALLENGE QUESTION)

• Saltwater over oceanic crust

• Freshwater over oceanic crust

• Ejecta from impactors

• Cooled lava

• High albedo intrusive metamorphic rock

What causes tides?

• The Moon's gravitational pull

• An eclipse

• Geographic activity

• Human activity

Which is the most likely explanation for how our Moon formed?

• Earth had a major collision with another body in its very early days, and debris gathered to form the Moon

• The meteor which caused the extinction of dinosaurs created debris, which formed our Moon

• The Moon formed elsewhere and was captured by Earth's orbit.

• The Moon is an alien's candy that came from many light years away.

How many moons does the Pluto have?

• none

• 2

• 5

• 6

Who is this?

• Mr. Moon from Sing!

• Kim Jong-un

• Just a random cute koala

• Donald Trump