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15
×
True or false: Scientists always have to be right.
FALSE - You learn from your mistakes.
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15
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Look at the following research question. How fast will ice cream melt at different temperatures? Identify the independent and dependent variables.
Independent variable: different temperatures, Dependent variable: how fast it melts
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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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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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monster
Reset all scores!
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star
Double points!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
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lifesaver
Give 10 points!
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seesaw
Swap points!
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rocket
Go to first place!
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baam
Lose 25 points!
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heart
Other team wins 5 points!
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gift
Win 20 points!
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shark
Other team loses 15 points!
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banana
Go to last place!
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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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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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The variable in an experiment that you measure is known as theâĶ
dependent variable
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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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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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Look at the following research question. How can different brands of soap affect bubble size? Identify the independent and dependent variables.
independent variable: brand of soap, Dependent variable: bubble size
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15
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Marcos wants to know if the type of gasoline put in a car affects how fast the car can drive. What is the dependent variable?
How fast the car drives
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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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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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