A students wants to test if different wheels affect how far the cart will travel, what is one of the standards?
starting position of the cart, releasing not pushing the cart, or measure the carts using the same standard unit (cm or m)
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5
a part of a machine that allows the axis to turn
bearing
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thief
Give points!
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fairy
Take points!
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shark
Other team loses 20 points!
Okay!
baam
Lose 25 points!
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25
A student wants to test if different wheels affect how far a cart will travel, describe what the student should do after they have selected their carts.
- Use a standard release height -Release cars without an extra push -Measure all cars the same way (ex: from front of car) -Use meter tapes to find the distance
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10
What cause and effect relationship can be described from the data?
The higher the ramp is, the further the cart will go
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a measuring system including cm and m
metric system
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a unit that never changes
standard unit
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a limitation in an experiment is call a
constraint
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baam
Lose 25 points!
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shark
Other team loses 25 points!
Okay!
rocket
Go to first place!
Okay!
lifesaver
Give 5 points!
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a rule for testing
criterion
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seesaw
Swap points!
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gift
Win 10 points!
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gift
Win 25 points!
Okay!
thief
Give points!
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15
A student wants to test if different wheels affect how far a car will travel, he is going to roll his cart twice. What variable should change?
First run the wheels should be the same size, second run wheels should change size.