A 8.4 kg ball is placed on a vertical 210 N/m spring that is compressed 48 cm. When the spring is released, how high above its starting point will the ball go? Group of answer choices

0.59 m

0.29 m

0.61 m

2900 m

2.9 m

When using two-wire cable to feed a 240-v appliance that does not require a neutral wire, you should a. mark both ends of the white wire green. b. use the cable as is. c. use only the black wire. d. mark both ends and any exposed area of the white wire black.

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

An atom that has gained or lost electrons is called an _