Physics, 30.10.2020 08:50 abigaleschwartz
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Read Made-to-Order Magnets Keep the article open throughout the assignment
Select the statement that best summarizes the central idea of the article.
A)Electromagnets are useful in many situations because they can be turned on and off.
B)Motors change mechanical energy to electrical energy
C)Electromagnets work whether or not electricity is passing through the wire.
D)Electromagnets are useful around the home but not in industry
Answers: 3
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What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?
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Physics, 21.06.2019 23:30
A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
Answers: 3
Physics, 22.06.2019 01:20
Un jugador de beisbol batea un foul recto en el aire.la pelota deja el bate con una rapidez de 120 km/h. en ausencia de resistencia del aire. ? cual sera la rapidez de la pelota cuando la atrape el catcher
Answers: 1
HURRY PLEASE AND THANKS
Read Made-to-Order Magnets Keep the article open throughout the assignment<...
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