levers

Question 1

what is the lever

Answer 1

is a bone

Question 2

what is the fulcrum

Answer 2

is a joint pivot triangle

Question 3

what is the effort

Answer 3

a force provided by muscle arrow

Question 4

what os the load

Answer 4

the weight of an object or body part being moved square

Question 5

first class lever

Answer 5

the fulcrum is between the load and the effort

Question 6

how do u know its a first class lever

Answer 6

extending the arm at the elbow because triceps muscles are attached to the unlawfully at the elbow to provide effort

Question 7

second class lever system

Answer 7

the load is between the effort and the fulcrum

Question 8

mechanical ad and dis of 2 leaver

Answer 8

ad provide force to lit heavy loads
dis small range off movement and coot move load quickly
due to the load being closer to the fulcrum than the effort

Question 9

third class lever

Answer 9

the effort between the load and the fulcrum
most common lever in human body

Question 10

mechanical ad and dis of 3 lever

Answer 10

ad provides speed and wide range of movement
dis deter force required than the load to be moved
due to the effort begin closer to the fulcrum than the load