Unit 10: Reaching for the skies (Quiz)

What is the name for a person trained to travel in a spacecraft?

• Explorer
• Astronomer
• Astronaut
• Pilot

Answer explanation

An astronaut is specifically trained to travel in space.

What term describes the mixture of gases surrounding the Earth?

• Oxygen
• Cosmos
• Atmosphere
• Radiation

Answer explanation

The atmosphere is the layer of gases around the Earth.

Which word refers to a difficult task or problem?

• Exploration
• Challenge
• Rotation
• Propel

Answer explanation

A challenge is something that is difficult to achieve or overcome.

What is the act of settling and establishing control over a new area?

• Exploration
• Orbit
• Colonisation
• Acclimatisation

Answer explanation

Colonisation is when a group takes control and settles in a new territory.

Which word refers to everything that exists in space and time?

• Planet
• Galaxy
• Universe
• Space

Answer explanation

The universe includes all matter and energy in existence.

What is a large, round hole on the surface of a planet or moon called?

• Debris
• Crater
• Orbit
• Launcher

Answer explanation

A crater is formed by impacts or explosions on a surface.

What word describes broken remains or fragments in space?

• Debris
• Satellite
• Atmosphere
• Shuttle

Answer explanation

Debris refers to scattered fragments, typically from something broken.

Which word means the investigation of unknown areas?

• Challenge
• Exploration
• Simulate
• Colonise

Answer explanation

Exploration involves traveling through unknown places to learn more.

Who is someone that travels to discover new places?

• Launcher
• Astronaut
• Explorer
• Commander

Answer explanation

An explorer is someone who travels for discovery.

What term means severe or harsh environmental settings?

• Extreme conditions
• Outer Space
• Gravity
• Weightlessness

Answer explanation

Extreme conditions are environments that are very harsh to survive in.