Tarzan swings on a 30.0 m long vine initially inclined at an angle of 37.0 with the vertical. What is his speed at the bottom of the swing if he does the following: a. starts from rest
b. pushes off with a speed of 4.00 m/s

3. on your graph, the data points between the black squares are data for elements with atomic numbers 3 through 9. locate these elements on your periodic table. what term or description would you use to identify these elements with respect to the periodic table?

Diamond will scratch quartz. true or false

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?