Asoftball is hit high into the air. as it rises, the softball a) loses kinetic energy and loses potential energy. eliminate b) loses kinetic energy and gains potential energy. c) gains kinetic energy and gains potential energy. d) gains kinetic energy and loses potential energy

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above