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 Human hearing is best in

 Human hearing is best in

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The time rate of work is

The time rate of work is

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  An automobile and a bug traveling at the same speed collid…

  An automobile and a bug traveling at the same speed collide head-on. The impact force is

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The time rate of work is

The time rate of work is

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When sound travels faster near the ground than above, bendin…

When sound travels faster near the ground than above, bending of sound tends to be

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A low frequency sound source produces a low

A low frequency sound source produces a low

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 When you push on a wall, you

 When you push on a wall, you

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When no forces act on moving objects their paths are normall…

When no forces act on moving objects their paths are normally

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When a bullet is fired from a rifle, which undergoes the gre…

When a bullet is fired from a rifle, which undergoes the greater acceleration?

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An object’s weight is properly expressed in units of

An object’s weight is properly expressed in units of

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