Answer:the answer is true
Explanation:because as u add more coil/wrap more coil around the nail the field get stronger and stronger to attract more nails
Hope this helped
Answer:
yes it doesn't matter
Explanation:
it doesn't matter because troughs and crests are the same and either can be used
Answer:
D
Explanation:
The bottom of the mountain is not correct because your trying to stop.
The top is of the mountain is when you gain energy.
The middle is when you have the most kinectic energy.
Conduction. Because they are connected as they tranfer energy