s1 w3 lesson 2 science safety true or false - baking soda and vinegar balloon - milan
TRANSCRIPT
Step 2: Form a Hypothesis
After mixing water and vinegar
together with baking soda, I
think….
Write the hypothesis in your
book on page 22.
Step 2
Using another
(dry) funnel pour
baking soda into
your balloon.
Fill the balloon
approx. 1/2 way.
Step 3
First, stretch the balloon.
Then, cover the top of the
bottle with your balloon.
Make sure you don't let the
baking soda spill into the
bottle early.
Let’s watch and see what happens!
https://www.youtube.com/watch?v=JK5-2X_GqP8
Step 6: Analyze and draw conclusions
Open to page 25 and
answer the questions in
your book.
Include any other
observations.