Parachutes Flashcards
1
Q
What are the two forces that cause a parachute to fall?
A
Drag and gravity.
2
Q
Why do workers make a tiny hole in the center of a canopy on a parachute?
A
It prevents the parachute from wobbling. It helps because the air can flow through the hole instead of the sides.
3
Q
Why do space shuttles release a parachute at the back of the spacecraft?
A
It increases air resistance for an instant slow down and causes drag.
4
Q
What do you do when your parachute does not expand fully as it descends?
A
Lengthen lines or untangle them because the parachute needs long lines to open.
