Tam in a F-22 that is on the runway. From rest, I accelerate the plane at 3.9m/s2 for 14.5s to reach take off velocity. Determine how long the runway
must be. The initial velocity is zero.

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?

Which best describes the weak nuclear force? it maintains attraction between the m ecules in liquids. it attracts the nucleus of one atom to the nucleus of another atom. it pulls all matter in the universe together it keeps particles that make up protons and neutrons together

When doing scientific research ,the sources used should be ?