Sarah throws a ball directly upward at the edge of a cliff with a starting velocity of 3.0m/s. It lands on the ground with a final speed of 6.0m/s. How long is the ball in the air?

Which of the following is not a part of a wave? question 2 options: a: frequency b: refraction c: wavelength d: amplitude (whoever answers correctly first gets brainiest! ) ~kayla

Which feature of a heating curve indicates a change ofn state

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.