Calculate the amount work done if you use a 100n force to push a 5g box 5m across the kitchen floor

The fundamental property of matter that can be either positive or negative is?

Electromagnets are created by?

An ambulance driving with velocity v/8 where v is the speed of sound, emits a siren with a frequency of. What is the frequency heard by a stationary observer toward whom the ambulance is driving?

How long would it take for a penny to fall from the top of the Empire State Building? The building is 381 meters.

Products made of plastic can last a very long time. Explain both the positive and negative effects of plastic being long-lasting.

The standard metric units of measurements for electric field strength are?

What steps are involved in converting potential energy to kinetic energy, or kinetic energy to potential energy?

A 50 Newton box is moved a distance of 12 meters. How much work was done on the box?

An alloy is made of a material of specific gravity 7.87 and another material of specific gravity 4.50. The alloy of mass 750g has an apparent weight of 6.6N when totally immersed in a liquid of specific gravity 0.78.

A ball with a mass of 3 kg moving at 5 m/s collides with a 9 kg ball at rest. After the collision, the impacting (3 kg) ball bounces back at a speed of 2.5 m/s. How fast does the 9 kg ball move and in what direction