SCIENCE LEARNINGSCIENCE LEARNING

Elias Lewis Mart Becky Grace Elias Lewis Mart Becky Grace Bridgette JyraBridgette Jyra

What I know now - What I know now -

• Mart –Mart –

• Grace- Grace-

• Elias-Elias-

• Becky – Becky –

• Jyra-Jyra-

Hayley – Hayley –

Lewis-Lewis-

Cabbage IndicatorCabbage Indicator

• We used purple cabbage water. We used purple cabbage water.

• The seniors added things and this The seniors added things and this happened - happened -

Cabbage WaterCabbage Water

• 1. Went red or pink. These are acids-1. Went red or pink. These are acids-Apple juice, tartaric acid, citric acid.Apple juice, tartaric acid, citric acid.

2.2. Went blue, green or a different purple. These Went blue, green or a different purple. These are bases (carbonates) –are bases (carbonates) –

Washing soda, icing sugar, milk.Washing soda, icing sugar, milk.

3.3. Some didn’t change. These are neutrals-Some didn’t change. These are neutrals-cold tea, disinfectant. We think they didn’t changecold tea, disinfectant. We think they didn’t changebecause they have a lot of water in them.because they have a lot of water in them.

Two Science experiments for Two Science experiments for us- us-

• Popgun- vinegar and baking soda in Popgun- vinegar and baking soda in a bottle with a cork put into the top. a bottle with a cork put into the top. Shake it and the cork goes flying.Shake it and the cork goes flying.

• Sherbet- we tasted each thing we Sherbet- we tasted each thing we added, we mixed it up and then we added, we mixed it up and then we tasted it again. It fizzed on our tasted it again. It fizzed on our tongues.tongues.

Making A PopgunMaking A Popgun

• You need - You need - • Baking sodaBaking soda• A spoonA spoon• A funnelA funnel• VinegarVinegar• A corkA cork• BottleBottle• A safe place to shoot it outsideA safe place to shoot it outside• An adult if you are littleAn adult if you are little

StepsSteps

• 1. Go outside1. Go outside• 2. Take all your equipment with you2. Take all your equipment with you• 3. Pour some vinegar in the bottle until it is a 3. Pour some vinegar in the bottle until it is a

quarter full.quarter full.• 4. Add 3 spoons of baking soda through the 4. Add 3 spoons of baking soda through the

funnel and – funnel and – • 5. very quickly put the cork in the top of the 5. very quickly put the cork in the top of the

bottlebottle• 6. Don’t point it near a person.6. Don’t point it near a person.• 7. Shake it up and watch the cork go POP! 7. Shake it up and watch the cork go POP!

This is what happened - This is what happened -

An explanation using science An explanation using science words - words -

• The vinegar, which is an acid and the The vinegar, which is an acid and the baking soda, which is a carbonate baking soda, which is a carbonate made bubbles come up. The bubbles made bubbles come up. The bubbles pushed so hard they make the cork pushed so hard they make the cork pop out. They are called carbon pop out. They are called carbon dioxide.dioxide.

• We made a chemical reaction.We made a chemical reaction.