Rocket science

What is the first step in making the mini bottle rocket?

• A) Attaching straws to the bottle

• B) Pouring vinegar into the bottle

• C) Wrapping baking soda in kitchen roll

How much vinegar should be poured into the bottle?

• A) 1cm

• B) 3cm

• C) 5cm

What should be done after dropping the baking soda parcel into the bottle?

• A) Seal the bottle with tape

• B) Quickly add the cork

• C) Pour more vinegar

What is the purpose of adding straws to the side of the bottle?

• A) Decoration

• B) Stability

• C) Flavor enhancement

Why is it important to wrap the baking soda in kitchen roll?

• A) To keep it dry

• B) To make it look neat

• C) To add extra weight

What do you predict will happen when the baking soda parcel is dropped into the bottle?

• A) The bottle will explode

• B) The liquid will change color

• C) A reaction will occur, creating gas and pressure

How does the cork help in launching the rocket?

• A) It adds weight

• B) It seals the bottle

• C) It provides a handle for lifting

What safety precautions should be taken before launching the rocket?

• A) Wear safety goggles

• B) Stand close to the rocket

• C) Use gloves to handle materials