Lesson 4 - Modeling a Syringe Preview CT-STEM

Exploration 1 - Follow Up

Answer the questions below based on the observations you just made with the syringe.

Please answer the questions below.

Question 4.1

Why does the plunger tend to return to where it started after you release the pressed in (or pulled out) plunger?

Question 4.2

Why do you think it became harder to pull the plunger out, when you expanded the air in the syringe more?

Question 4.3

Why do you think it became harder to push the plunger in, when you compressed the air in the syringe more?

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