Physics, 20.07.2019 23:50 gibsonchristian96
The diagram shows two balls released from a device at the same time. the ball on the left falls freely from rest, and the ball on the right is launched horizontally. which best compares the vertical motion of the two balls? both balls have constant velocity and are acted on by gravity. both balls are acted on by gravity and are accelerating downward. both balls are pulled downward and have zero acceleration. both balls have zero acceleration and have constant velocity.
Answers: 2
Physics, 22.06.2019 14:00
Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.
Answers: 1
Physics, 22.06.2019 18:00
Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block
Answers: 1
Physics, 23.06.2019 00:10
During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
Answers: 2
The diagram shows two balls released from a device at the same time. the ball on the left falls free...
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