Effects of Space on the Human Body

The video explains the critical importance of wearing a space suit during spacewalks. It highlights the immediate dangers of space exposure, such as oxygen deprivation and the effects of vacuum on the human body. The video also discusses survival tactics, like breathing out to prevent lung damage, and the harmful effects of radiation and pressure. Additionally, it provides trivia about space suits used on the International Space Station, emphasizing their shared use among astronauts.

Why is it crucial for astronauts to wear a space suit during a spacewalk?

• To look fashionable in space

• To have a place to store snacks

• To avoid getting lost in space

• To protect against the vacuum of space and provide oxygen

What happens to an astronaut's body if they are exposed to the vacuum of space without a suit?

• They can breathe normally

• They have 15 seconds of oxygen before losing consciousness

• They become invisible

• They immediately explode

What is the recommended action if an astronaut finds themselves in space without a suit?

• Scream for help

• Hold their breath

• Swim back to the spacecraft

• Breathe out to keep lungs empty

Why is it not advisable to hold your breath in space without a suit?

• It causes the lungs to rupture

• It makes you float away

• It attracts space debris

• It makes you invisible

What are the potential effects of radiation exposure in space without a suit?

• Instant tanning

• Superhuman abilities

• DNA damage and severe sunburn

• No effect at all

How does the lack of atmospheric pressure affect the human body in space?

• It has no effect

• It makes the body glow

• It causes the body to swell to twice its size

• It causes the body to shrink

What is the maximum time an astronaut can survive in space without a suit before permanent damage occurs?

• 15 seconds

• 1 hour

• 2 minutes

• 10 minutes

What happens to the water in the body when exposed to space without a suit?

• It turns into ice

• It vaporizes and causes swelling

• It remains unchanged

• It freezes instantly

What is the critical time frame to rescue an astronaut who is in space without a suit?

• 5 seconds

• 15 seconds

• 10 minutes

• 1 minute

What is a unique fact about the space suits used on the International Space Station?

• Suits are shared among astronauts

• Each astronaut has a personalized suit

• Suits are made of gold

• Suits are disposable