WorksheetsSimple Machines
Total questions: 10
Worksheet time: 5mins
How can simple machines make work easier?
by decreasing the force needed to complete the task
by increasing the friction between the machine and the object
by adding more work on the object than originally applied
by removing the force of gravity on the object
A doorknob is an example of a _______.
wheel and axle
inclined plane
pulley
wedge
The fixed point around which a lever rotates is know as the
wheel.
fulcrum.
input force.
output force.
Which simple machine would be the MOST efficient for lifting an object 30 meters off the ground?
pulley
screw
wedge
lever
Using the back of a hammer makes it much easier to remove a nail from a wooden board. What kind of simple machine would the hammer be classified as if you are using it for this purpose?
Wedge
Lever
Pullye
Inclined Plane
?= F * D
Work
Force
Ohms
Give two examples of simple machines that work on bicycles.
Pulley
Wheel & Axle
Wedge
Lever
Screw
What Branch of Science covers the application of simple machines?
(a)
What class lever is this?
1st class
2nd class
3rd class
All classes
Which of the following is a 2nd class lever?
Seesaw
Scissors
Hockey Stick
Wheelbarrow
