Simple machines
I can use my understanding of simple machines to invent something that can be used to make everyday work easier.
Simple machines
I can use my understanding of simple machines to invent something that can be used to make everyday work easier.
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Lesson details
Key learning points
- Simple machines are useful because they make it easier for people to perform tasks beyond their normal capabilities.
- There are different types of simple machine: the wheel and axle, pulley, inclined plane, screw, wedge and lever.
- Inventions using simple machines help us in our everyday lives.
Keywords
Mechanism - A mechanism is something which performs a task.
Simple machine - A simple machine is something which performs a task and has no, or few, moving parts.
Inclined plane - An inclined plane is a simple machine. It is also called a ramp.
Invention - An invention is something that has never been made before.
Engineer - An engineer is a person who designs and builds things.
Common misconception
Machines all involve engines and need a power source.
Explicit teaching and explanation that simple machines do not often have moving parts and do not need a power source.
Equipment
None needed but it would help to have planned where simple machines can be found in the building.
Content guidance
- Exploration of objects
Supervision
Adult supervision recommended
Licence
Lesson video
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Prior knowledge starter quiz
6 Questions
Q1.Gears, levers and pulleys make it __________ to perform a task.
Q2.Which simple machines are shown in this image?
Q3.Which of these words is not associated with pulleys?
Q4.What is the name given to the thing you try to move using simple machines?
Q5.Which of these images shows a correctly labelled simple machine?
Q6.If the smaller gear is turned, how will this affect the speed and force of the larger gear?
Assessment exit quiz
6 Questions
Q1.Which statement is true about simple machines?
Q2.What is the name for a new machine that has not been made or used before?
Q3.Which simple machine is shown in the image?
Q4.Which simple machine is shown in the image to help cars to board the ferry?
Q5.Which simple machine is shown in the image?
Q6.Match the simple machine to the task it makes easier.
splitting materials
raising the height of a load without lifting
joining materials together
moving loads over surfaces or winding in rope