14 1 point
A 10-kilogram steel ball is rolling up a ramp from the bottom at a velocity of 5
m/s. The potential energy of the ball when it stops at its highest point on the
ramp is most nearly
125)
25 )
50J
53
250

Ineed ! using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.

Aweather forecaster uses doppler radar to predict the track of a storm near the town of meadowlands. when the doppler signal is pointed at the storm from the town's center, the frequencies of the waves appear to be decreasing. what should the weather forecaster predict? a. that the storm will move around the edges of meadowlands without hitting the tosis center o b. that residents should be prepared, because it is impossible to know whether the storm will hit o c. that the storm is moving toward meadowlands and that residents should be prepared d. that the storm is moving away from meadowlands and is not likely to hit the town

List and describe three ways that humans can change ecosystems and three ways that humans can protect ecosystems.