The x and y components of vector s are -30.0 m and +40.0 m, respectively. find the magnitude of s and the angle between the direction of s and the positive direction of the x axis. draw the vector on a two axis coordinate system as well.

What happens to atoms and chemical bonds during a reaction?

How would doubling the made of an object change the objects potential energy

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?