Forces Flashcards
1
Q
What is the highest permitted speed on British roads?
A
112kmh
2
Q
What force pushes us up on us when we’re swimming?
A
Up thrust
3
Q
What force pulls down on us when we’re swimming ?
A
Gravity
4
Q
What unit is used to for force ?
A
Newtons
5
Q
What device do we use to measure forces ?
A
A forcemeter
6
Q
A crumpled sheet of paper falls more quickly than a flat piece of paper. Why is this?
A
a piece of crumpled paper has lees air resistance than a flat piece
7
Q
A 1kg mass has a weight of 10N on Earth. What is the weight of a 50kg mass ?
A
500N
