What is something hanging from a fixed point. Example: Grandfather clock.
100
How does the elevation affect how a runner breathes? What is the relationship?
What is elevation on breathing.
100
What was a bad experiment design with the magnets?
What is when all the magnets were made of the different material, and the size changed.
100
What does a good experimental design involve?
what is a fair test.
100
What are data/observations collected by the researcher.
What is evidence?
200
What are all measurements?
What is estimations.
200
What is hypothesis?
What is a statement that can be proved or disproved by experimental and observational evidence.
200
What was a good experiment design with the magnets?
What is when all the magnets were made of the same material only the size changed.
200
What is another word for criteria?
What is standards, rules, or guidelines.
200
Are conclusions right or wrong?
What is... no they are supported or unsupported by the data collected.
300
Why do different groups get different measurements?
What is...every group has different reaction times, procedures...
300
What is a variable?
What is...something in an experiment that changes or can be changed.
300
What's the purpose of using uncertainty?
What is to find a range where the true value could be.
300
What is a manipulated variable?
What is the variable that the scientist changes on purpose.
300
Student B based his conclusion on the data from team 3, is his conclusion valid?
what is...no he didn't use all data to support his conclusion.
400
How many millimeters in 1 meters.
What is 10X100= 1000
400
Why do we use best value?
what is...to get a number that best fits the data.
400
What are the two kinds of variables that can change?
What is manipulated (independent) and responding (dependent) variables.
400
What is a responding variable?
What is the variable that is measured.
400
If a student starts their conclusion with "I think", would this be a valid conclusion?
What is...no because they are using opinion.
500
When you measure something can you obtain an exact value?
What is...no you cannot because your value is always based on the measurement that you use which can be improved. And all measurements are estimations.
500
What is the relationship between the length of a pendulum and how long it takes to swing back and forth 10 times?
What is... as the length of the string increases, the time increases.
500
What makes the design of an experiment good or poor?
What is...only the responding and manipulated variables can change.
500
What are the criteria for evaluating an experiment for a fair test?
What is... checking variables to make sure you're only changing (testing) one variable.
500
How do we know if a conclusion is valid?
What is using all avaliable evidence (data) to support conclusion, and don't use opionions.