A 2.0-kilogram mass is moving with a speed of 3.0". What is the kinetic energy of the mass? A. 1.5 J B. 6.0J C. 9.0J 12.0J

What is a subatomic particle with a negative charge and very little mass?

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.

Whenever the net force on a moving object is zero its acceleration is