1. When do things move?
2. How does force help us?
3. What is force?
4. When is work done?
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Answer:
1) when a force is acted on a body, objects move
2)force make ovjects move and stop moving, change its direction or change its shape
3) force is the push or pull on an object
4) work is done when a force acting on a body causes displacement of the body.
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1 ) Thing move when work is done on the thing
2) Force changes the shape and size of the object, helps to change the position of the object, helps us to walk , run , or hold any object say pencil
3) A push or pull is called force
4) when force is done on an object in an interval of time is called work
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