WorksheetsUnit 5 - Machines
Total questions: 37
Worksheet time: 23mins
A device that makes it easier for us to do work is called
(a)
Machines can be simple or complex
True
False
Machines can help us to
Move things
Lift things
Carry things
Build or make things
They are simple machines that we can often hold in our hands
(a)
Which machines helped us communicate easily with people far away?
Planes
Telephones
Light bulbs
Steam engines
Which machine helped us see at night?
Household machines
Light bulbs
Radio and television
Planes
Which machine used people to power large machines in factories?
Steam engines
Planes
Household machines
Wheels and axles
Which machines helped us transport things over long distances?
Light bulbs
Wheel and axles
Steam engines
Telephones
Which machines helped us travel to other countries faster than by boat or train?
Light bulbs
Radio and television
Wheels and axles
Planes
Which machines were important to share information?
Radio and television
Planes
Household machines
Steam engines
Which machines helped people saave time to cook or clean at home?
Wheel and axles
Household machines
Radio and television
Planes
Select the household machines
Radio
Iron
Telephone
Dishwasher
Before steam engines, machines used power from humans, water, wind or animals
True
False
What is this?
Screw
Pulley
Inclined plane
Wheel and axle
What is this?
Wedge
Lever
Screw
Pulley
What is this?
Wheel and axel
Screw
Inclined plane
Pulley
What is this?
Wedge
Lever
Wheel and axel
Pulley
What is this?
Screw
Inclined plane
Lever
Pulley
Is this a lever?
True
False
A wheel with a rope or chain around it that helps us to lift heavy objects
(a)
An inclined plane around a cylinder in a spiral shape
(a)
Two inclined planes joined together. It normally has a handle and can cut or hold things
(a)
A bar that goes through the wheels and allows them to turn
(a)
It has a solid bar that rests on a fulcrum. It helps to lift things
(a)
It consists of two or more simple machines working together
Simple machines
Complex machines
What is the complex machine that has got a lever, a wheel and an axle?
Scissors
Wheelbarrow
Bicycle
Select the simple machines
Wheelbarrow
Lever
Scissors
Pulley
Select the complex machines
Wheelbarrow
Inclined plane
Bicycle
Scissors
Select the parts of a wheelbarrow
Level
Wheel
Axle
Fulcrum
Complex machines consist of two or more simple machines
True
False
We use wedges to cut things
True
False
Scissors are an example of a simple machines
True
False
We use a microwave to clean clothes
True
False
Machines change over time
True
False
Machines make it harder for us to do work
True
False
A lever opens a zip
True
False
We use wedges to cut things
True
False
