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WorksheetsEdible Science Grade 3 & 4 Quizizz
Total questions: 15
Worksheet time: 8mins
Adding baking soda and vinegar together, it fizzes and creates carbon dioxide. What type of reaction is it?
Chemical
Physical
What do you do with the fizzing (effervescent) tablet?
Put it in whole
Break it in half and put it in
Break it it into 1/3 and put it in
Break it into 1/4 and put it in
what are the ingredients in Lava Lamp Experiment
water, coloring, vinegar, and baking soda
water, oil, coloring, and baking powder
water, oil, coloring and effervescent tablet/powder
Water, Vinegar, Baking soda, and baking powder
"Water is more denser than oil". Is this sentence True or False?
True
False
"Water is less dense as a solid than a liquid"
False
True
What are three things a battery must-have?
2 electrolytes and 1 electrode
2 electrodes and 1 electrolyte
1 electrolyte, 1 electrode, 1 ion
2 cathodes, and 1 anode
The electricity in a lemon battery comes from
the lemon
the chemical reaction of zinc and copper
the lemon juice
cathodes only
In the lemon battery, the lemon is...
The electrode
The electrolysis
The electrolyte
The electricity
A copper penny turning greenish after a few years. What type of reaction is it?
Physical
Chemical
Electrons travel from ............................
Cathode to Anode
Anode to Cathode
Electrons are ............................. charged.
Positively
Neutral
Negative
what is rock candy other name?
Stone candy
rock sugar
sugar candy
rock salt
What is the ratio of Water & Sugar in Rock candy you made?
1:2
1:1
1:3
1:4
What is this process called in Rock candy Experiment?
Weeding
Plating
Coating
Seeding
What type of "Solution" is needed to make a Rock Candy ?
Stable solution
Super Saturated Solution
Unsaturated Solution
Concentrated Solution
