Three people are installing equipment. Cyrus is installing a heating system, Aletta is installing a cooling system, and Francis is installing a cooling system.
Which best describes the possible equipment they could install?

Although light from the sun appears white, it is actually made up of a lot of different colors. this portion of the electromagnetic spectrum, we call white light is referred to as within the electromagnetic spectrum.

How is the gravitational force related to the distance between two objects?

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?