The ozone the unearths surface from the dangerous radiation. this is an interaction between

In this experiment, you will use a track, a toy car, and some washers to explore newton’s first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?