1. A 180 cm tall man weighing 800 N does a push up from his feet. Suppose that his center of the gravity point is right at the middle of his body. 1.1 Please draw the figure of this situation.
1.2 What is the normal force on his right foot?

The place you get your hair cut has two nearly parallel mirrors 6.00 m apart. as you sit in the chair, your head is 2.00 m from the nearer mirror. looking toward this mirror, you first see your face and then, farther away, the back of your head. (the mirrors need to be slightly nonparallel for you to be able to see the back of your head, but you can treat them as parallel in this problem.) how far away does the back of your head appear to be?

Anybody wanna ? (picture included? )

What is the measure of a change in an objects velocity?