🧪 Science with Sarah: Soda bottle rockets! 🥤 “Lift-off” with this fun, chemistry-driven science experiment!
Hello parents, teachers and students! If you’re looking for a fun way to explore literal rocket science, this experiment is for you.
Be sure to check out GMSA@9 on Wednesdays when Meteorologist Sarah Spivey does the demonstrations and explains the science behind it.
HERE’S WHAT YOU’LL NEED
Materials for a soda bottle rocket (Copyright KSAT 2023 - All rights reserved) A 16 oz plastic soda or water bottle
3 pencils
Gaffer’s or duct tape
Kleenex
Vinegar
Baking soda
A wine cork
DO THE EXPERIMENT STEP 1 : Tape the 3 pencils evenly around the bottle. These will act as a stand for your rocket. It should look like this ⬇️
This is what your rocket should look like with the pencils attached (Copyright KSAT 2023 - All rights reserved) STEP 2: Put about 2 inches of vinegar into the bottle
STEP 3: Make a small parcel of baking soda with a piece of Kleenex
STEP 4: Quickly pop the small parcel of baking soda into the bottle, cork it, and place it on the ground
STEP 5: Step back and watch the rocket take off!
SCIENCE WITH SARAH If you’d like Sarah to come to your school and conduct a science experiment live on KSAT, fill out this form . “Winners” are selected at random.
Copyright 2025 by KSAT - All rights reserved.
About the Authors Sarah Spivey headshot
Sarah Spivey is a San Antonio native who grew up watching KSAT. She has been a proud member of the KSAT Weather Authority Team since 2017.
Sarah is a Clark High School and Texas A&M University graduate. She previously worked at KTEN News.
When Sarah is not busy forecasting, she enjoys hanging out with her husband and cat, and playing music.
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