Which of these best describes heat? total thermal energy degree of warmth transfer of thermal energy average kinetic energy

Which of the following would demonstrate an attraction between magnetic poles? A. north pole to a north pole B. south pole to a south pole C. north pole to a south pole

Does our body has cells

Mrs. Rohaley gives you a piece of iron and asks you to determine the physical and chemical properties of the metal. She wants you to classify the properties as either physical or chemical:A.

True or False. Radio waves have longer wavelengths than X-rays.

A 100 g wire is held under a tension of 250 n with one

A microwave oven operating at 120 volts is used to heat a sandwich if the oven draws 12.5 amperes of current for 45 seconds what is the power dissipated by the oven?

Which of the transformers are step-up transformers? Which of the transformers are step-down transformers?

1 A plane moving at 30m/s drops a load 200m down to the ground. How long did it take to hit the ground.

Can a body be in equilibrium if it is in motion? Explain

What is the average speed in kilometers per second of the earth around the sun?