8. Noticing how much food is on your lunch
tray is a quantitative observation because

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

The slope of a velocity time graph over any interval of time gives the during that interval

You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?