Question

directions: answer each question by circling the correct choice. after you have finished all questions, color the picture on the back using the corresponding color choice. you may choose any color you want for any parts of the picture that are not assigned a color.
scenario

1. a new substance is formed...
2. a new substance is not formed...
3. easily reversed...
4. not easily reversed...
5. fog forming on a cold morning...
6. baking cupcakes...
7. a beaker falling and shattering...
8. an old car rusting...
9. roasting a marshmallow...
10. the statue of libertys copper metal corroding to form a green patina...
11. clouds forming...
12. pencil lead breaking...
13. a puddle of water drying up...
14. milk souring...
15. water boiling...
16. pouring liquid drain cleaner down a clogged sink...
17. digesting a slice of pizza...
18. dissolving sugar in tea...
19. soda fizzing...
20. combining baking soda and vinegar...

physical change
red
yellow
yellow - green
orange
red
green
purple
yellow
orange
blue
blue
purple
yellow - green
yellow
sky blue
orange
yellow
yellow - green
red
orange
chemical change
blue
sky blue
orange
sky blue
yellow
sky blue
sky blue
sky blue
green
red
purple
yellow
dark blue
red
red
yellow - green
red
orange
sky blue
blue

Explanation:

1. A new substance formed indicates a chemical change (Blue).
2. No new substance formed means a physical change (Yellow).
3. Easily reversed is a physical change (Yellow - Green).
4. Not easily reversed is a chemical change (Orange).
5. Fog forming is a physical change (Red) as it's a state - change of water.
6. Baking cupcakes involves chemical reactions (Sky Blue).
7. Beaker shattering is a physical change (Purple).
8. Car rusting is a chemical change (Sky Blue).
9. Roasting marshmallow is a chemical change (Green).
10. Copper corroding is a chemical change (Red).
11. Clouds forming is a physical change (Blue).
12. Pencil lead breaking is a physical change (Purple).
13. Water drying up is a physical change (Yellow - Green).
14. Milk souring is a chemical change (Red).
15. Water boiling is a physical change (Sky Blue).
16. Pouring drain cleaner involves chemical reactions (Yellow - Green).
17. Digesting pizza is a chemical change (Red).
18. Dissolving sugar is a physical change (Yellow - Green).
19. Soda fizzing is a chemical change (Sky Blue).
20. Combining baking soda and vinegar is a chemical change (Blue).

Answer:

1. Blue
2. Yellow
3. Yellow - Green
4. Orange
5. Red
6. Sky Blue
7. Purple
8. Sky Blue
9. Green
10. Red
11. Blue
12. Purple
13. Yellow - Green
14. Red
15. Sky Blue
16. Yellow - Green
17. Red
18. Yellow - Green
19. Sky Blue
20. Blue