Mini bottle rocket

What was the experiment based on?

• Building a tower

• Building a space shuttle

• Building a mini rocket

• Building a volcano

500 ml water bottle, cork, half piece kitchen roll, 1 tbs vinegar, 3 straws, tape.

How many straws are used in attaching to the bottle?

• 1

• 2

• 3

• 4

So that it can stand upright, upside down.

1 - use tape to attach 3 straws to the side of the bottle so it stands up, upside down. 2 - pour about 3cm of vinegar into the bottle. 3 - wrap the baking soda up in the kitchen roll to make a little parcel. 4 - choose a launch area outside. it needs to be a hard surface. 5 - when you're ready to launch, drop the baking soda into the bottle, quickly add the cork, put the rocket down and stand back!

What might happen if you forget to add vinegar before launching the rocket?

• The rocket will explode!

• The rocket will remain stationary.

• The rocket will fall over.

Can you explain what a "launch area" means?

Why is it necessary for the launch area to be outside and on a hard surface?

Explain what is meant by "stand back" in the instructions.

Can you find any other words or phrases in the instructions that are new to you? What do you think they mean?