The energy that an object has because of its ability to move or because of its current movement is known as mechanical energy. Mechanical energy can be potential or kinetic energy.
Which of the following is the best example of an object with kinetic mechanical energy?
OA. a moving car
ОВ.
a parked car
OC.
a car with no wheels
OD. a car that does not work

Several processes form metal ore. match each process to its description. volcanic activity weathering hydrothermal energy rocks break down as they interact with air and water. arrowright density differences and other factors cause metals to concentrate in igneous rocks. arrowright seawater heats up from contact with hot rock, and metals dissolve in it. the water rises and contacts cooler water, causing metal ores to settle on the ocean floor. arrowright

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value