New Science eTextbook 4A (UPC)

4  Can wearing a mask help prevent diseases that are transmitted through droplets? Jenny is getting much better. She can go to school now. Activity Booklet 14

Ada, I still cough sometimes. What should I do to prevent spreading the disease to others?

Ada

Wearing a mask can block the droplets from spreading.

Let’s do an experiment together to verify your hypothesis.

1

1 m

a set-up with a mask

2

a set-up without a mask

Quick Check Wearing a mask can / cannot block the patient’s droplets from spreading to lower the risk of disease transmission.

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