What is the kinetic energy of a 620.0 kg roller coaster moving with a velocity of 9.00 m/s? a 2,790 j b 5,580 j c 25,100 j d 50,200 j

What type of nuclear decay causes the atomic number of an element to increase by 1?

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bob’s trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bob’s trajectory.