A ball is thrown upward and reaches a maximum height of 100m and then returns back to where it was launched. The displacement off the ball is

Answer quickly (15 points) a comet is approaching earth. describe earth’s gravitational pull as the comet gets closer to it. a. remain constant b. increase c. decrease d. reversed

The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves