Question: to receive credit for problems 13 first sketch the situation...
To receive credit for problems 1-3 first sketch the situation, identify the object of interest, and draw a free body diagram with all the forces acting on the object labeled. Then answer any additional question asked.
3. You are going to toss a rock straight up into the air by placing it on the palm of your hand (you are not gripping it), then pushing your hand up very rapidly. You may want to toss an object into the air this way to help you think about the situation. The rock is your object. For each part, determine the direction of Fnet.
a. As you hold the rock at rest on your palm, before moving your hand.
b. As your hand is moving up, but before the rock leaves your hand.
c. One-tenth of a second after the rock leaves your hand.
d. After the rock has reached its highest point and is not yet falling straight down.
Thank you for helping