The magnetic forces exerted by a permanent magnet are due to ...

[kamilo84]

The magnetic forces exerted by a permanent magnet are due to
 
  A) electrons moving in atoms.
  B) equal and opposite magnets placed on each of the two poles.
  C) a miracle.
  D) large-scale macroscopic electric currents on the surface of the magnet.
  E) equal and opposite charges placed on each of the two poles.

Question 2

A water rocket can reach a speed of 75 m/s in 0.050 seconds from launch. What is its average acceleration?
 
  What will be an ideal response?

[Sophiapenny]

Answer to Question 1

A

Answer to Question 2

1500 m/s2

[kamilo84]

Thank you!

[Sophiapenny]

Always glad to help...