Forces Flashcards
1
Q
Pressure
A
Force/Area
2
Q
how does drinking from a straw work?
A
Air pressure in the straw decreases as the boy sucks on
the straw to remove air from the straw
3
Q
What is work done?
A
Work Done
= Force × distance moved in the direction of the force
W(Joules) = F(Newtons × d(Meters)
4
Q
What is the principle of energy conservation?
A
The principle of conservation of energy states that:
* Energy cannot be created nor destroyed.
* Energy can be transferred from one store to
another.
* Total energy of an isolated system is constant.
