Answer:
From the formular of magnetic force:

• F » magnetic force, B » magnetic flux density, I » current, l » length [ assume l = 1 m ]

Answer:
Ос.
The spacing between particles increases.
Heat causes greater particle activity, and the particles
are farther apart.
Answer: The kinetic energy of the shell after it has turned through 5.25rev is 7.32J
Explanation: Please see the attachments below
Answer:
Substance 1 because it became a liquid faster
Explanation:
D cells!!!!!!!!!!!!
hope that helps