A professional cyclist rides a bicycle that is 92 percent efficient. For every 100 joules of energy he exerts as input work on the pedals, how many joules of output work are used to move the bicycle?

Tarzan, in one tree, sights jane in another tree. he grabs the end of a vine with length 20 m that makes an angle of 45â with the vertical, steps off his tree limb, and swings down and then up to jane’s open arms.

A motorist travels 406km in 7.0hr what's the average speed in m/s

a wave pulse is created in slinky it takes 1.2 seconds to travel the length of the slinky. if the slinky is 8 metrs long 1 wavelength, what is the speed of the wave?

The temperature of a system drops by 30°F during a cooling process. Express this drop in temperature in K, R, and °C.

Trisha is cold and puts on a sweater. in a few minutes she feels warmer why

The force of repulsion between two like-charged particles will increase if

An automobile tire having a temperature of -2.6°C (a cold tire on a cold day) is filled to a gauge pressure of 24 lb/in^2 What would be the gauge pressure in the tire when its temperature rises to 43◦C?

Compared to that of a plane on the ground, Earth's gravitational pull on a plane 7 miles above Earth is approximately A) zero. B) the same. C) half as much. D) twice as much.

With what velocity does it hit the ground?

What chemical phenomenon accounts for the elasticity seen in solids? covalent bonds, hydrogen bonds, ionic bonds, all of the above