Drinking Water Pollution Lab

1
Drinking Water Pollution Lab

• On the next slide youll see two pictures.
• Using your fingers, indicate which one has
  pollution in the water.

2
Picture 1 Put up one finger if you are voting
for this picture.
Picture 2 Put up two fingers if you are voting
for this picture.
3
Can you always see pollution?

• Turn toward your learning partner and discuss if
  theres a time when you cant see pollution.
• Talk to your learning partner about a personal
  story when you came into contact with pollution.
  How did you know the pollution was there? What
  senses did you use (sight, sound, scent, touch,
  taste)?

4
Why do you think this fish is wearing a gas mask?
5
Can you always smell pollution?

• No, you cant always see or smell pollution. You
  will prove this in todays lab.
• Turn to your learning partner and have a
  discussion of how you think scientists test for
  pollution in water and air.