If an object has a mass of 100 kg and is accelerating at a rate of 3.3 m/s², how much force is the object receiving?

If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and neglecting air resistance. what is its vertical displacement (in m) after 6 s?

Which accurately compares concave and convex lenses?

This is one type of line graph in which the independent variable is time plotted on the x axis and the dependent variable, also numerical, is plotted on the y axis.