What are the disadvantages of dynamo?

Akito pushes a wheelbarrow with 800 W of power. How much work is required to get the wheelbarrow across the yard in 12 s? Round your answer to the nearest whole number. It takes blank J of work to get the wheelbarrow across the yard

Can you think of a scenario when the kinetic and gravitational potential energy could both be zero

If steel is more dense that lake water, why can a boat float

How does the weight of mercury in a barometer tube compare with the weight of an equal cross section of air from sea level to the top of the atmosphere?

The different phases of matter are?

5 Sam is standing in an empty auditorium. He yells and hears his voice echo. What is happening to the sound to cause this echo?

Does the air exert a buoyant force on all objects in air or only on objects such as balloons that are very light for their size?

At what temperature (in K) will 1.0 mol of gas occupy 1.0 m3 at a pressure of 1.0 * 10^4 pa

Which best compares freezing and condensation? a. Both involve changes between liquids and gases. b. Both involve changes between gases and solids. c. Both involve the release of heat. d. Both involve the absorption of heat.

The forklift exerts a 1500 N force on the box and moves it 3 M forward to the stack how much work does the forklift do