Which of the following has the least impact on the environment?

A. solar power

B. nuclear power

C. fossil fuels

D. hydroelectric power

n a car lift used in a service station, compressed air exerts a force on a small piston that has a circular cross section of radius 5.00 cm. This pressure is transmitted by a liquid to a piston that has a radius of 15.

Why do we need gametes?

A body moving with a velocity of 20m/s begins to accelerate at 3 m/s 2. How far does the body move in 3 seconds

What is the fastest roller coaster in the world

If the circuit in the motorcycle runs off a standard 12 V battery, and one of the headlights is switched on, current flowing through the headlight is measured at 3.75 A.

The velocity - time graph of a ball of mass 25g moving on road is as given below: (a) How much force does the road exert on the ball to bring it to rest? (b) What is the direction of the force exerted by the road?

A spring required a force of 5.0 n to compress it 0.1 m. How much work is required to stretch the spring 0.4 m?

ou purchase a rectangular piece of metal that has dimen - sions 5.0 * 15.0 * 30.0 mm and mass 0.0158 kg. The seller tells you that the metal is gold. To check this, you compute the average density of the piece.

Which are true: 1) Two negative charges repel each other. 2) A neutral object contains no charge carriers. 3) Electric charge is quantized. 4) Electric charge is conserved. 5) Two positive charges attract each other.

Would ice be considered a fluid or solid?