Forces (Y7) Flashcards
1
Q
What is air/water resistance?
A
A type of friction between air/water and another material.
2
Q
What is friction?
A
A force between two surfaces, that are sliding, or trying to slide, across each other.
3
Q
What is the formula to work out the speed of something?
A
Speed= Distance / Time
4
Q
What is the formula to work out the time of something?
A
Time = Distance / Speed
5
Q
What are forces measures in?
A
Newtons (N)
6
Q
What are forces divided into?
A
Non-contact and Contact forces
7
Q
Can you see a force?
A
No but you can see what effect it has on something
