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15
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What is the difference between a hypothesis and a conclusion?
A hypothesis is what you think MIGHT happen in the experiment. A conclusion is what DID happen in the experiment.
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15
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Your teacher distributes materials for a lab, and you notice that the beaker she gives you has a chip in it. What should you do?
Raise your hand and tell the teacher so she can get you a new beaker.
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lifesaver
Give 25 points!
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rocket
Go to first place!
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gift
Win 20 points!
Okay!
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banana
Go to last place!
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baam
Lose 15 points!
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magnet
Take 25 points!
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fairy
Take points!
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15
20
25
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baam
Lose 25 points!
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heart
Other team wins 25 points!
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star
Double points!
Okay!
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gift
Win 20 points!
Okay!
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banana
Go to last place!
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15
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Why should control variables be kept the same?
You want to make sure that only the independent variable is affecting changes in the dependent variable.
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15
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Ramone wants to know if offering students candy as a reward affects how many of them get A's on their math test. What is the dependent variable?
How many students get an A on the test
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15
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When doing a lab, are you allowed to mix up whatever you want?
No, you should stick to the instructions.
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15
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A group of subjects that do not receive any special treatment in an experiment so you have ânormalâ results for comparison is known as aâĶ
control group
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15
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Something in an experiment that will change is known as aâĶ
variable
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15
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The variable that you change on purpose in an experiment is known asâĶ
the independent variable
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15
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What do you call the series of steps that a scientist follows to solve a problem?
scientific method
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15
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James wants to know if the type of gasoline put in a car affects how fast the car can drive. What is the independent variable?
Type of gasoline
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15
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Your teacher has planned a fun lab for the day that involves food you love to eat. Should you go ahead and eat the food when you see it?
No, because you will need it for the lab. Plus, you don't know that it is safe to eat unless you ask.
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15
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How many independent variables can you have in an experiment?
One
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15
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True or false: Scientists always have to be right.
FALSE - You learn from your mistakes.
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