How much potential energy does a 10-N baseball gain when it is lifted 10 m?

1,000 J

100 J

20 J

200 J

A slingshot fires a pebble from the top of a building at a speed of 17.5 m/s. The building is 31.5 m tall. Ignoring air resistance, find the speed with which the pebble strikes the ground when the pebble is fired in the following directions.

At the top of a roller coaster you have 90j of potential energy and 10 j of kinetic energy at the bottom of the roller coaster you now have 90j of kinetic energy how much potential energy do you have at the bottom of the coaster?

Opposite poles of different magnets will attract each other and like poles will repel each other. This is an example of which of the following? lawhypothesistheory

Two different examples of forces that could cause a change in motion

Mechanical energy is ... A. Found in machinery only B. usually measured at the atomic level C. the sum of the chemical and thermal energy of an object D. the sum of the kinetic and potential energy of an object

During which change of state do atoms lose energy? sublimation freezing boiling melting

Why does the rotation of earth require people to establish times zones?

Which of the following statements best describes the importance of investigations in science

Which element has a complete valence electrons hell?

3. If you are part of a center or network, you can use program-level data to A. change the way you record and maintain information. B. identify professional development needs. C. improve the management systems to support child learning. D.