Space Exploration - Section 4

Question 1

What are the dangers of launching a rocket?

Answer 1

Poor weather conditions
Malfunctioning equipment
The presence of birds

Question 2

What are the dangers of rockets in space?

Answer 2

Floating debris
Meteoroids
Harmful does of radiation

Question 3

What are the dangers of returning to earth from space?

Answer 3

The path of re-entry into earths atmosphere must be perfect

If the angle is to shallow the craft can bounce off the atmosphere

If the angle is to steep the craft can move too quickly through the atmosphere and burn up

Question 4

What is Space Junk?

Answer 4

Refers to all the pieces of debris that have fallen off rockets, satellites, space shuttles and space stations that remain floating in space

Question 5

What is the Canadarm?

Answer 5

It is manipulated by remote control and has launched and retrieved satellites

Question 6

What are some examples of space junk?

Answer 6

Old, obsolete satellites
Nuts and bolts
Larger items from a spacecraft

Question 7

Why would mining asteroids on small Martian moons be more appealing than mining on Mars?

Answer 7

Because the minors would not have to deal with Mars gravity, atmosphere and unpredictable weather