Which of the following is the best definition for power?

a. force per joule

b. time per unit of force

c. work per unit of time

d. work per unit of force

Tech A says that hydraulic braking systems use proportioning valves and metering valves. Tech B says that hydraulic braking systems use pressure differential valves, or anti-lock hydraulic control units to modify hydraulic pressure.

There is a current of 0.99 a through a light bulb when its connected to a 9.7 v battery what is the resistance of the light bulb

A bowling ball m = 1.9 kg is dropped from a height h. it falls a distance, d, before encountering a large tube r = 3.6 m which is connected by two bolts, each of which can sustain a force of f = 170 n before failing.

Object a has a mass of 20 g

Which star does He fusion

Stable system where forces cancel eachother out

A 1000-kg car is traveling north at 20.0 m/s. A 1500-kg car is traveling north at 36.0 m/s. The 1500-kg collides with the rear of the 1000 - kg car and they lock together.

9. (True or False) During an early morning rain shower, Jim could see a rainbow to the north as the sun's rays in the east broke through the clouds, illuminating the landscape.

Is sugarcane renewable or nonrenwable and why

during a crash, an airbag inflates to stop a dummys forward motion. the dummy mass is 75 kg. if the net force is on the dummy is 825 N toward the rear of the car, what is the dumys deceleration