Two identical objects are moving directly to- ward one another at the same speed v.
What is the total kinetic energy of the sys-
tem of the two objects?

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

What is the measure of a change in an objects velocity?

The dot diagram represents the motion of the motorcycle as it moves from left to right