Work is....

A 2000 kg car is going 2m/s. How much power is required to bring it to a stop in 4 seconds?

In which case is work being done?

A projectile is launched at some angle between 1 and 89 degrees, Which is true?

A skier starts from rest at the top of a 20 m tall hill. How fast will he be going at the bottom of the hill?

Energy is not...

Power is measured in...

Which is false about work?

a 8kg block is pulled 7 m along a frictionless horizontal surface by a rope that makes an angle of 35 deg with the horizontal. If the tension on the rope is 60N then how fast is it traveling at the end of the 7 m if it started from rest?

a bullet has 340 J of KE when it strikes a target. If it penetrates .4m then what is the force applied to the bullet?

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