14/02 A proton with a mass of 1.6726219 x 10^-27 kg and a charge 1.602 x 10^-19 Clies between two charged plates that produce a uniform f
ield of 1000 Vm^-1. It is moved 10cm towards the positive plate. Is the work done on the proton positive or negative?​

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

Within a pendulum, as potential energy decreases, energy increases. a. heat b. kinetic c. frictional d. gravitational

Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n