02:36 duration 2 minutes 36 seconds
What's in my Backyard?
My Movie 8
19:17 duration 19 minutes 17 seconds
Reading Lesson #1
EDUC 3240
04:11 duration 4 minutes 11 seconds
What brings me JOY
00:20 duration 20 seconds
What brings me joy
03:53 duration 3 minutes 53 seconds
Forces Between Charged Objects
Two ping-pong balls, hanging on separate strings, are each rubbed with the same piece of fur and are shown to repel and move apart. Next a hanging ping-pong ball is rubbed with a piece of fur and is…