Design and Experiment

Procedure:
1. Put the four ice cubes on a tray.
2. Measure each ice cube for length and width.
3. Add salt on one ice cube, sugar on one, and baking soda. Leave one without anything on it.
4. After one minute, measure again.
5. Repeat measuring after every 2 minutes. Record data until all ice melts.

Materials
4 ice cubes
1/2 tsp of salt
1/2 tsp of sugar
1/2 tsp of baking soda
1/2 tsp measuring spoon
Tray
Timer
Paper and pencil