Aconvex mirror with a focal length 20 cm creates a virtual image 10cm away from the mirror. what is the position of the object?

Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?

Explain what makes a passenger in a turning car slide toward the door. critical thinking

Aquarterback pedals 3.3meters southward and then run 5.7meters northward. whats the distance ? and whats the displacement?