A = (Vf-Vi) / t,
a = (6-0)/3 = 2m/s^2,
F = ma = 2 * 2 = 4N
There must be a conducting wire and electromotive force or free electrons
Magnets are used to make a tight seal on the doors to refrigerators and freezers. They power speakers in stereos, earphones, and televisions. Magnets are used to store data in computers, and are important in scanning machines called MRIs (magnetic resonance imagers), which doctors use to look inside people's bodies.
Most probably physical, even though the change of liquids to solids is directly related to chemistry too
A weight would be least affected since it would fall striaght down if it was say paper it would go down slower because it has more air resistance due to less weight
