If somebody throw a curve ball would that be kinetic energy or potential energy

The total energy in a system is 675 J. The kinetic energy changes from 296 to 432 J. Which statement best describes the potential energy of this system?

What is the conversion of celcius to kelvin?

When you bring the negatively charged balloon near a rod, how do the electrons move? The electrons move away from the balloon. The electrons do not move. The electrons move toward the balloon.

When practicing an oral presentation, you want to make sure to do all of the following except speak with confidence. smile at your audience. read from your notes. speak slowly and clearly.

A longitudinal wave is a combination of a transverse wave and a surface wave. (true or false)

Voltage can exist without A. current. B. resistance. C. a closed circuit. D. all of these

During a football game, a receiver has just caught a pass and is standing still. Before he can move, a tackler, running at a velocity of 2.60 m/s, grabs and holds onto him so that they move off together with a velocity of 1.30 m/s.

What effect does an increase in temperature have on viscosity?

Aman tosses a jart upward with a velocity of 14.1 m/s a 60° angle

Describe accuracy, precision and best fit line.