The lamp has an efficiency of 20%
Explain what this means...
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Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering
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1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of
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Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?
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