Our Egg-cellent Egg-

periment

By Room 3

Our MissionOur Mission

Can you make your egg float?Can you make your egg float?

Our EquipmentOur Equipment• 3 cups with 200mls of water in each3 cups with 200mls of water in each• 1 raw egg1 raw egg• a cup of sugara cup of sugar• a teaspoona teaspoon

To make sure it was a ‘fair’ test To make sure it was a ‘fair’ test ::

• We kept the amount of water the sameWe kept the amount of water the same• We kept the egg the sameWe kept the egg the same• We kept the cup and the spoon the sameWe kept the cup and the spoon the same

• We only changed the amount of sugarWe only changed the amount of sugar

What did we do?What did we do?

In our teams we made a prediction of how much sugar it would take to float In our teams we made a prediction of how much sugar it would take to float the egg.the egg.

• We measured it outWe measured it out• Stirred it to dissolve the sugarStirred it to dissolve the sugar• Tested to see whether our egg floatedTested to see whether our egg floated

We did the same experiment 3 times - only changing the amount of sugarWe did the same experiment 3 times - only changing the amount of sugarwe used.we used.

The 1The 1stst team to get their egg to team to get their egg to floatfloat

Tommy, Ion and KillianYippee!

What other teams got their What other teams got their eggs to float?eggs to float?

Mmmm… We had a Mmmm… We had a problem…problem…

2 teams used 9 teaspoons of sugar2 teams used 9 teaspoons of sugar

1 team got their egg to float.1 team got their egg to float.1 team couldn’t get their egg to float.1 team couldn’t get their egg to float.

We tried to explain whyWe tried to explain why

Here are some of our explanations:Here are some of our explanations:

• Maybe they used different amounts of water. Maybe they used different amounts of water. • Did 1 egg weigh more?Did 1 egg weigh more?• Maybe the sugar hadn’t all dissolved in water.Maybe the sugar hadn’t all dissolved in water.• Did both teams measure the same amount as a Did both teams measure the same amount as a

teaspoon?teaspoon?

The Real ReasonThe Real ReasonOops!Oops!

They got distracted by all the excitement and lost They got distracted by all the excitement and lost count of how much sugar they put in.count of how much sugar they put in.