Preview - Ideal Gas Laws - Connected Chemistry 2019

What is inside the can?

Let's watch the following video of someone cleverly "hacking" an air duster. This demonstration may give us a better idea on how it works.

Questions

Please answer the questions below.

Compare the following two experiments? Why don't the papers move initially? Why do they move in the second experiment? Please elaborate (min. 2 sentences).

 

What happens when the person presses the valve after pumping air? Explain what happens both inside and outside the air duster. (min. 3 sentences)

 

 

Now please illustrate your previous answer using the sketching tool below. What happens when the person presses the valve after pumping air? Please do not spend more than 6 minutes on this task.

Note: You can omit the paper pieces in your drawing.

Warning!: The "Clear" button will clear the whole sketch! If you want to erase parts of your drawing, use the white colored pencil.

Note: Draw your sketch in the sketchpad below

Can you explain your sketch? Which kinds of shapes did you draw? Why? (min. 3 sentences).

Notes

These notes will appear on every page in this lesson so feel free to put anything here you'd like to keep track of.