A dc motor uses what to move wires

A. Differences in electric resistance

B. static electricity

C. An electromagnetic field

D. Flowing protons

Explain how the isotopes of an element are alike and how are they different

A source of sound is 30 cm from the first listener A's ear and 1.50 m from the second listener B's ear.

Situation-you are driving at night on a two lane country road with your high beams on. A car coming in the opposite direction flashes their high beams at you.

In order to keep a vehicle in a turn without allowing centrifugal force to pull the car out, what should you not do? A. Decelerate before the curveB. Brake gently and gradually while turningC. Downshift (manual transmission) D.

A small bubble rises from the bottom of a lake, where the temperature and pressure are 4°C and 3.0 atm, to the water's surface, where the temperature is 25°C and the pressure is 0.95 atm.

Is it legal in Florida for a math teacher forces the kids to do push ups?

Acceleration is best defined as the rate of change of blank of an object

Zirconium has an atomic number of 40. How many neutrons are there in an isotope of zirconium-92?

If a glass is knocked off of a table that is 1.4m tall, how long does it take for the glass to hit the ground?

Imagine riding On a merry-go-round at the center. As you walk to the outer edge, the merry-go-round slows in order to conserve angular momentum. True or false?