What are the two forces acting on the upper magnet? A. The magnet's weight and the magnetic force attracting
it to the lower magnet.
B. Two magnetic forces: one attracting it to the lower
magnet and another pushing it away from the lower
magnet.
C. The magnet's weight and the magnetic force pushing it
away from the lower magnet.
D. The upper magnet's weight and mass.

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer