Which of the following is an incorrect statement?
Electricity and magnets are attracted to each other.
Electromagnets can regenerate electricity.
Decreasing electric current can increase the power of an electromagnet.
Electricity and magnets are used to help create work.
Answers: 2
Physics, 21.06.2019 19:30
A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?
Answers: 1
Physics, 21.06.2019 21:10
Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.
Answers: 3
Physics, 22.06.2019 06:00
What will a positive and a negative charge do if they are separated from each other?
Answers: 3
Which of the following is an incorrect statement?
Electricity and magnets are attracted to each oth...
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