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If a lever has a resistance force of 40 n and an effort force of 10 n what is the mechanical advantage of this lever
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A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?
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Aphysical change is a change in the size, shape,, or stafe of matter true or false
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Which situation will have the highest resistance? a. long wire and high temperatureb. short wire and high temperaturec. long wire and cold temperaturedshort wire and low temperature
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If a lever has a resistance force of 40 n and an effort force of 10 n what is the mechanical advanta...
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