What is the velocity of a plane that traveled 3000miles from New York to California in 4.5 hours

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

Acricket ball of 70g moving with a velocity of 0.5 m/s is stopped by a player in 0.5s what is the force applied to stop the ball

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.