WorksheetsSimple machines
Total questions: 10
Worksheet time: 11mins
Cranes are different pieces of construction equipment because of their most basic...
levers
function
pulley
shape and size
Cranes do not require
Other machinery
power
function
drivers
A cranes is a machine that is used for
(a)
Without cranes, we wouldn't have certain structures such as...
(a)
Simple machines are basic tools, usually without moving parts that make it easier to do work. Levers and fulcrums, the most basic simple machine, date back thousands of years. Cranes use the same basic principle to help move heavy loads. The long arms are known as....
fulcrum
claws
levers
functions
The center pin of the crane is known as...
lever
head
center
fulcrum
The load being lifted is the....
resistance force
nail
mechanical advantage
fulcrum
Cranes work by using ..... to change the direction of the force needed to lift a loaf and to distribute that force over a greater distance.
mechanical advantage
pulley system
oil
steam
Type of pulley systems...
lever
compound
fixed
moveable
Small Sally Trumphethouse loves adventure so one day, without adult supervision, Sally drove up the mountain on her bicycle. On that day, Sally forgot to put down her bicycle stand and the bicycle went tumbling down the mountain and landed in a deep hole with small rocks a top of it. Do you think a crane is suitable to help Sally in her situation?
No
Yes
