A race car travels along a section of a track with a constant speed of 100 m/s. If this speed is maintained for 15 minutes, how far does the car travel within that time? (a) 30 km (b) 60 km (c) 90 km (d) 120 km

An electron in a television tube is accelerated uniformly from rest to a speed of 8.4/times 10^7~/text{m/s}8.4*10 7 m/s over a distance of 2.5 cm. What is the instantaneous power delivered to the electron at the instant that its displacement is 1.

A 96lb boy is standing in an elevator. Find the force on the boy's feet when the elevator (a) stands still (b) moves downward at a constant velocity of 3 ft/d (c) accelerates downward with an acceleration of 4.

A car is at rest at a red light. When the light turns green, it accelerates to a final velocity of 30 m/s. If the car traveled 100 m, what is the magnitude of the acceleration

What is the main thing that holds soil in place?

A pair of electrically charged objects attract each other with a force of 4 N when they are a distance of 3 m apart. If their charges stay the same, then what will be the attractive force between them when they are 6 m apart

What could result if the liver was not working properly?

A machine gun fires 10 rounds per second. The speed of the bullets is 300 m/s. What is the distance between the flying bullets?

A runner with a mass of 75kg runs 6m/s calculate the kinetic energy stored in the runner

Watt which is a unit of power is equal to

A certain wave has a wavelength of 35 meters and a frequency of 4.0hz. What is the speed of the wave