Make an erupting volcano using sodium bicarbonate
Description: Make an erupting volcano using sodium bicarbonate and vinegar Erupting Volcano Step 1 Shape the card Place the bottle upside down in the centre of the A3 thin card Trace around the bottle neck Carefully cut out the circle with scissors
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slide1. Make an erupting volcano using
sodium bicarbonate and vinegar Erupting Volcano<br>
slide2. Step 1 – Shape the card Place the bottle upside down in the centre of the A3 thin card
Trace around the bottle neck
Carefully cut out the circle with scissors<br>
slide3. Step 2 – Volcano shape Wrap the card around the bottle
Sticky tape the card in place
Cut around the cone to make a volcano shape<br>
slide4. Step 3 – Decorate the volcano Decorate your volcano<br>
slide5. Step 4 – Make the lava Mix one tablespoon each of sodium bicarbonate and washing-up liquid
Add two tablespoons of water and mix
Pour the mixture into the bottle<br>
slide6. Step 5 – Volcano testing Mix one tablespoon of food colouring with half a cup of vinegar (125 ml)
Add the mixture to the bottle
Watch the volcano erupt!<br>
sodium bicarbonate and vinegar Erupting Volcano<br>
slide2. Step 1 – Shape the card Place the bottle upside down in the centre of the A3 thin card
Trace around the bottle neck
Carefully cut out the circle with scissors<br>
slide3. Step 2 – Volcano shape Wrap the card around the bottle
Sticky tape the card in place
Cut around the cone to make a volcano shape<br>
slide4. Step 3 – Decorate the volcano Decorate your volcano<br>
slide5. Step 4 – Make the lava Mix one tablespoon each of sodium bicarbonate and washing-up liquid
Add two tablespoons of water and mix
Pour the mixture into the bottle<br>
slide6. Step 5 – Volcano testing Mix one tablespoon of food colouring with half a cup of vinegar (125 ml)
Add the mixture to the bottle
Watch the volcano erupt!<br>