Physics, 28.07.2019 21:00 alexisthegirl
Why are electromagnets used in metal scrap yards? a. they are temporary magnets, so they can be turned on or off. b. they are temporary magnets, so eventually the metal just falls off. c. they are weak permanent magnets. d. they are very powerful permanent magnets.
Answers: 2
Physics, 22.06.2019 17:20
Properties seen when one one substance changes to another are known as properties
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Physics, 22.06.2019 18:30
Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction
Answers: 2
Why are electromagnets used in metal scrap yards? a. they are temporary magnets, so they can be tur...