What kind of energy is stored when you compress a seat cushion? o a. chemical energy o b. kinetic energy o c. gravitational potential energy o d. elastic energy submit
when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.
Answer from: Quest
answer: a. same unit
explanation:
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