At the starting gun, a runner accelerates at 1.9 m/s2 for 5.2 s. the runner’s acceleration is zero for the rest of the race. what is the speed of the runner at t = 2.0 s?

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant

How is zig zagging a form of acceleration?