1. STRESS ON GUM LAB
Complete the lab write up sheet and turn it in on Thurs
MATERIALS: Gum, mouth, paper, pencil, trash can
PROCEDURE:
1- chew gum for 20 sec
2- Hold gum between your thumb and pointer finger
3- press gum together with pointer finger of other hand
4- What type of stress is this demonstrating? EXPLAIN the movement in words and Illustrate the direction of motion with arrows.
5-make a ball of the gum
6- pull the gum opposite ways with both hands
7- What type of stress is this demonstrating? EXPLAIN the movement in words and Illustrate the direction of motion with arrows.
8- Make a ball of the gum
9- Hold gum with Thumbs and pointer finger in each hand and twist hands in opposite directions
10- What type of stress is this demonstrating? EXPLAIN the movement in words and Illustrate the direction of motion with arrows.
11- Press hands together side by side
12- Move in opposite directions
13- What type of stress is this demonstrating? EXPLAIN the movement in words and Illustrate the direction of motion with arrows.