Three practical uses of electromagnets would be
Light. The waves
Electric locks. The bolts that are used by the
coils
Cranes. The electric ones that are found in
scraps
Cars computers washing machines all use
Electromagnets . Even CD players DVDs
Players
Answer:
unlike poles attract while liked poles repel
Explanation:
These two bar magnet will move away from each other
Factor out 8 and then facotr and u get
8/9(9x+1)(9x-1
<span> B. A person moving a ball through a stream of water</span>
Answer:
Explanation:
In a conductor, electric current can flow freely, in an insulator it cannot.
Metals such as copper typify conductors, while most non-metallic solids are said to be good insulators, having extremely high resistance to the flow of charge through them.
Most atoms hold on to their electrons tightly and are insulators.
