Monday 6th Sep

Question 1

What are five hazards astronauts encounter on a continual basis?

Answer 1

1. Radiation
2. Isolation and confinement
3. Distance from earth
4. Lack of gravity
5. Closed environments

Question 2

What are the results of exposure to radiation?

Answer 2

• increases cancer risk
• damages the central nervous system
• alters the ability to process information and co-ordinate muscle functions

Question 3

How much higher are astronauts exposed to radiation than on Earth?

Answer 3

ten-times higher radiation than on Earth

Question 4

What are solutions the NASA is developing for the defence against radiation?

Answer 4

Pharmaceuticals are being developed to help defend against radiation

Question 5

Why is isolation and confinement on space flight damaging?

Answer 5

Behavioral issues will occur among groups of people crammed in a small space over a long period of time

• Sleep loss
• Day/night desynchronization
• Work overload