The passenger in a moving bus falls forward suddenly explain

Describe the path of a ray that approaches a mirror parallel to the principal axis.

Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?

Why are nonmetals more likely to react with eachother by sharing electrons