HOTS QUESTIONS
1. Why is it said that all the energy we use comes from the sun?
2. What is the effect of force on a moving object when it is applied in the same
direction?
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Answer:
1.Energy can't be created or destroyed. It can only be transformed to one another. Most of the forms of energy we find in earth is the transformation of solar energy. So it is said that all the energy we use comes from the sun.
2. When a force is applied to a moving body in the same direction the fource will cause the increase of speed of the body.
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