A Day in the Life of An Astronaut

What is one of the less measurable characteristics that astronaut candidates are evaluated on?

• Physical strength

• Good communication

• Mathematical skills

• Cooking ability

What does the term 'Buoyancy' mean as used in the passage?

• The ability to sink in a liquid

• The ability to float to the top in a liquid

• The ability to fly in the air

• The ability to run fast

Why do astronauts practice their space walks underwater?

• To enjoy swimming

• Because the buoyancy of water mimics microgravity

• To learn how to swim

• To avoid injuries

What is the primary focus of the ISS?

• Conducting experiments

• Tourism

• Manufacturing

• Entertainment

What is one of the challenges of sleeping in space?

• Lack of oxygen

• Noisy environment

• Microgravity makes it feel different

• Bright lights