revolution and friction of the surface
wheels works because they are round
They keep moving on the plane areas and they do not stop until we stop them or they ly over the ground.
A seesaw is a specific type of lever; it consists of a long beam attached to a pivot called the fulcrum. As soon as you put weight on one end by sitting on one side of the beam it drops to the ground. This is because the force of gravity is acting on the weight of your body, pulling it and the beam down.
Explanation:Please mark me as the brainest
We are constantly harming and polluting our mother nature ,due to the increasing modernization in our environment.
This modernization is the main reason behind the recent environmental pollution and the global warming.
Global warming is nothing but increasing temperature of our planet which is ruining the natural ecosystem of the earth.
And various greenhouse gases which are produced due to the pollution are the main reason behind this global warming.
We have to stop the pollution in order to stop global warming and to save our planet.
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