HELP IM DOING A TEST RN Find gravitational forces between 53 kg Maria and the earth, if Maria is standing at the sea
level, a distance of 6.38 x10^6 m from earth's center. Round your answer to the nearest whole
number.
A. 5890
B. 518
C. 284750
D. 4.56 x 10 ^-22

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz. what wavelength is produced?

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

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final