If the ‍♀️

work on a simple machine equals the output work, the

machine is said to be 100% efficient.

Answer here

Talia is on a trip with some friends. In the first 2 hours, they travel 100 miles. Then they hit traffic and go only 30 miles in the next hour. The last hour of their trip, they drive 75 miles

A camcorder has a power rating of 10 watts. If the output voltage from its battery is 3 volts, what current does it use?

Consider a ball (with moment of inertia I=2/5MR^2) which bounces elastically off a surface. Assume that the ball's speed in the direction perpendicular to the surface is the same before and after a bounce.

Which standard unit is used to express frequency?

The main difference between speed and velocity involves A. direction. B. distance. C. weight. D. gravity

What must be true about tow objects if heat is flowing between them?

Will a 2 liter bottle of coke have a different density than a one liter bottle of coke?

A positive rod is placed to the left of sphere A, and the spheres are separated

Why do clothes often cling together after tumbling in a clothes dryer?

Can a blackhole be destroyed?