Procedure: 1. Study the objects in the picture. Find out what is common among objects.
2. Let the toy car move. Stop it by your hand.
3. Play the yoyo. Observe as it moves up and down.
4. Spread pins on a table. Hold a magnet near the pins. Observe what
happens.
5. Drive a screw into the wood using a screw driver. Observe what happens to
the screw.
Observation.
1. What was common to all the objects in the pictures?
2. What form of energy did each possess?
3. Describe the change in motion of the toy car when it moved? When it
stopped?
4. Did the yoyo stop for a while when it reached the bottom?
5. What energy was possessed by the yoyo when it stopped and the spring
when pulled?
6. When the magnet was placed near the pins, what happened?
7. As you turned the screwdriver, what happened to the screw?