According to Newton's second law, a graph of mass versus acceleration should be which of the following:
a) vary as (1/m)
b) be a straight line
c) be a straight line passing through the origin
2. According to Newton's second law, a graph of Force versus acceleration is:
a) a straight line passing through the origin
b) is a straight line
c) decays exponentially
3. In the presence of frictional force (Ff), Newton's law for an object moving horizontally looks like this:
ΣF = ma + Ff
What is the value of the frictional force (in Newtons) for F = 10N, m = 614g, and a = 6 cm/s^2? (Round to two decimal places).
4. The SI unit of Force is (Choose all that are appropriate):
a) Newton
b) kg m/s^2
c) kg cm/s^2
d) gm/s^2