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Monday, November 4, 2024

The Unpoppable Balloon Science Trick


On this science exercise, you’ll be able to put a balloon right into a candle flame with out it popping! How is that doable? It’s all about warmth switch.

A balloon crammed with air will pop when it will get too near a flame as the warmth from the candle warms the balloon’s pores and skin and weakens it. The trick to creating an unpoppable balloon is so as to add water to it. The warmth from the flame heats the water as an alternative of the balloon, which then doesn’t burst.

When you thought placing a skewer by a balloon was spectacular, the unpoppable balloon science trick will blow your thoughts!

You’ll want

Two balloons

Water

Security goggles

Candle

Matches

Plate

This exercise requires grownup supervision.

Candle on a plate and two balloons for an unpoppable balloon science activity

Unpoppable Balloon Directions

Put security goggles on.

Mild the candle and place it safely on a plate. A tea mild candle works effectively.

Blow up the primary balloon and slowly decrease it over the lit candle. The balloon will pop.

Popped balloon as part of an unpoppable balloon STEM challenge

Half blow up the second balloon and add about 200ml of chilly water. Blow it as much as the identical dimension as the primary one.

Decrease the balloon over the candle once more. The balloon ought to be capable to contact the flame and never pop.

Balloon containing water sat in the flame of a candle

Why does the balloon containing water not pop?

It’s all about warmth switch. When the primary balloon moved close to the candle, it popped as a result of the warmth from the candle weakened the balloon pores and skin, which then burst.

The balloon containing water didn’t pop, because the water absorbed the warmth vitality from the candle, not the balloon pores and skin. Due to the water, the balloon didn’t get scorching sufficient to burn. Water is a lot better at absorbing warmth than air.

The black substance on the underside of the balloon containing water is carbon from the candle flame.

Make it an investigation.

To make this exercise an investigation, consider a variable to check and a query to reply. Some concepts are:

  • How a lot water is required to cease a balloon popping?
  • Does an even bigger balloon burst extra simply than a small balloon?
  • Does the time a balloon can sit in a flame improve if extra water is added?

Extra science experiments utilizing a balloon

Learn the way to burst a balloon with an orange.

Study burps with burping balloons.

Design and construct a balloon powered automotive.

Make a balloon rocket with Science Bob!

Uncover how a scorching air balloon works.

balloon in a flame for an unpoppable balloon science experiment

Final Up to date on April 18, 2024 by Emma Vanstone

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