What is a satellite?

• A natural object that revolves around a planet.

• An object that moves around a planet in space.

• A space object built by humans.

• A celestial body that emits its own light.

What defines a moon in space?

• A celestial body that is always visible at night.

• A natural object that revolves around a planet.

• Any object that is larger than a planet.

• An artificial object sent into space by humans.

Approximately how many moons are there in our solar system?

• Less than 50

• Between 50 and 100

• Over 200

• Exactly 8

How large is Earth's moon compared to Earth?

• About half the size of Earth.

• About one-fourth the size of Earth.

• About the same size as Earth.

• Much larger than Earth.

What are the highlands on the moon's surface made of?

• Smooth, cooled lava.

• Thick layers of ice.

• Hard, jagged rocks.

• Loose, fine dust.

What is true about the highlands on the moon?

• They are the newest parts of the moon.

• They are formed by volcanic eruptions.

• They are the oldest parts of the moon.

• They are smooth and flat areas.

What are craters?

• Large, dark flat areas on the moon's surface.

• Round holes or dents in an object's surface.

• High, rocky hills on the moon.

• Smooth plains formed by ancient rivers.

Why does the moon have many more marks from space rocks compared to Earth?

• The moon is closer to the asteroid belt.

• The moon has a stronger gravitational pull.

• The moon does not have an atmosphere to protect it.

• Earth's surface is constantly being reshaped by water.

What are maria on the moon's surface?

• Bright, lumpy areas made of jagged rocks.

• Round holes or dents caused by impacts.

• Large, dark flat areas made by smooth, cooled lava.

• Areas covered in thick layers of ice.

How were the maria on the moon formed?

• By ancient rivers flowing across the surface.

• By giant space rocks creating deep cracks, allowing lava to flow out and cool.

• By continuous volcanic eruptions over billions of years.

• By the accumulation of dust and debris from space.