What power is done when a student uses 72n of force for 8m for 24 seconds

What happens if you double the number of batteries used in a circuit? (Assume all of the batteries A. The current doubles only. o B. The voltage doubles only. C. The current decreases. D The voltage decreases. 0 E. The voltage and current doubles.

Which liquid will evaporate the fastest water salt water pepsi and gatorade?

When a speeding truck hits a stationary car, the car is deformed and heat is generated. What can you say about the kinetic energy of the system after the collision?

Which list of factors best supports the concept that they are "just right" for the planet earth to support life?

A flotation device is in the shape of a right cylinder, with a height of 0.620 m and a face area of 2.24 m2 on top and bottom, and its density is 0.415 times that of fresh water.

A clock moves past you at a speed of 0.9 c. How much time passes for you for each second that elapses on the moving clock? 0.436 s 1.15 s 2.29 s infinity

A 0.18-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the stick's tension is 19 N.

Which are examples of transverse waves? Check all that apply. earthquake P-waves earthquake S-waves radio waves sound visible light X-rays

To lift a car, you use a hydraulic lift filled with a fluid that has density of 1 1200 kg/m3. The radius of one half of the lift is 0.5 meters and the diameter of the other half of the lift is 2.5 meters.

Charlie runs an auto repair and mechanic shop. A hot rod has come in with mass 1500 kg requiring a repair. He needs to raise the car using a hydraulic lift on a piston (Piston A) having a radius of 25 cm.