Which of these is NOT true about electromagnets?
A)
they are permanent
B)
increas...
Physics, 07.06.2020 00:58 mamaDee5919
Which of these is NOT true about electromagnets?
A)
they are permanent
B)
increasing the battery makes them stronger
C)
they need a battery or other source of current
D)
increasing the number of coils makes them stronger
PLEASE HELP ASAP
Answers: 2
Physics, 21.06.2019 17:20, kayelynn003
If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves
Answers: 1
Physics, 21.06.2019 21:40, sannai0415
Since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of "if…then…because…” when writing your hypothesis.
Answers: 1
Physics, 22.06.2019 02:00, edsimms21111
In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong chain
Answers: 2
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