Chapter 3 Crater

What is the isotope found in moon dust?

• Helium-3

• Oxygen-16

• Carbon-12

• Nitrogen-14

What type of reactors use helium-3 as fuel?

• Fusion reactors

• Fission reactors

• Solar reactors

• Geothermal reactors

Why was the moon the best place to get helium-3?

• It had a magnetic field

• It had an atmosphere

• It was closest to Earth

• It had abundant resources

What were the early helium-3 towns built close to?

• Industrial cyclers

• Original Apollo Landing sites

• Armstrong City

• Alpine Valley

What was the major feature of the gray planetoid?

• Lava flooded Rift

• Ancient volcano

• Asteroid impact

• Moon dust

What was the process of mining helium-3 in Moontown?

• Blast, push, load, offload, shake, compress

• Blast, load, offload, shake, compress

• Blast, push, load, offload, compress

• Blast, push, load, offload, shake

What were the dangers faced by the miners on the moon?

• Extreme temperatures, vacuum exposure, dust inhalation

• Radiation exposure, meteor impacts, low gravity

• Lack of oxygen, high pressure, toxic gases

• Earthquakes, volcanic eruptions, landslides

What caused the early miners to freeze to death or die from heat stroke?

• Extreme temperatures during the long lunar day

• Lack of proper protective gear

• Lack of food and water

• Exposure to toxic gases

What was the complex structure of moon dust made of?

• Interlocking glass shards and fragments

• Metallic alloys and minerals

• Organic compounds and minerals

• Crystalline structures and minerals

What was the main concern when the roller was heading towards the Western maintenance shed?

• The roller damaging the shed

• The roller causing a breach in the shed

• The roller hitting the paramedics

• The roller blocking the scrape