Back to: Basic Technology Primary 1
Welcome to class.
Consider a simple machine such as a screw. We apply a small turning force at the screw head and the screw is able to move through a block of wood, against a large resisting force provided by the wood.
Generally, a simple machine enable us to overcome a large resistance or load by applying a small effort. A machine enables us to do more work easily and conveniently than could be done without it.
Let’s further discuss how an examples of simple machines can be used.
| Simple Machines | Uses |
| Broom
|
This makes sweeping very easy and fast |
| Wheel Barrow
|
This is used to move |
| Pliers
|
This is used for cutting either rubber or any metallic object with small diameter |
| Knife
|
This is always used domestically for cutting anything like vegetables, meats, fish and other things |
| Hammer
|
This is used to pinning down metallic objects |
| Spoon
|
This is used to feed while eating. It makes eating easy without staining hands. |
| See-saw
|
EVALUATION
- What are uses of the following simple machines (a) Spoon (b) Hammer (c) Knife (d) Broom
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