When does a skydiver achieve terminal velocity? when gravity equals air resistance when gravity is greater than air resistance when air resistance acts on the diver and gravity does not when gravity acts on the diver and air resistance does not

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What are similarities and differences between refraction, reflection, diffraction and absorption?

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.