Procedure & Materials

Procedure:

1 .Buy two different brands of cat food (one wet, one dry)

2. Take the cat’s weight every day before the food for 14 days

3. Feed cat one of the two brands of food

4. Repeat steps 2 & 3 with different brand of cat food

5. Compare data

Materials:

1. Two different brands of cat food (one wet, one dry)

2. A middle aged cat

3. A young cat

4. Scale (for taking cat’s weight)

5. Data log

6. Computer (or pencil and paper)