levers Flashcards
1
Q
how many classes of lever
A
3
2
Q
class one lever
A
the fulcrum placed between the effort and load
3
Q
e.g of class one lever
A
see saw
4
Q
class two lever
A
the load between the effort and the fulcrum
5
Q
e.g of class two lever
A
wheel barrow
6
Q
class three lever
A
the effort between the load and the fulcrum
7
Q
e.g of class three lever
A
tweezers
8
Q
what class are scissors
A
1
9
Q
what class are nutcrackers
A
2
10
Q
what class are wheel barrows
A
2
11
Q
what class are tongs
A
3
12
Q
what class are tweezers
A
3
13
Q
what class are fishing rods
A
3
14
Q
what class are rowing boats
A
1
