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I want to know if different temperatures of water will affect how high an ice cube floats. What is the independent variable?
different temperatures of water.
I want to know if different temperatures of water will affect how high an ice cube floats. What is the dependent variable?
How high the ice cube floats
I want to know if different temperatures of water will affect how high an ice cube floats. What is a constant for this experiment to work correctly?
Same size ice cube, bowl used, or location of experiment
Which type of baseball bat will hit the ball the furthest? What is the independent variable?
Different types of baseball bats
Which type of baseball bat will hit the ball the furthest? What is the dependent variable?
How far the baseball travels
What is the independent variable? Amy wanted to know which brand of popcorn will leave the least amount of kernels.
Brands of popcorn
What is the dependent variable? Amy wanted to know which brand of popcorn will leave the least amount of kernels.
number of unpoped kernels
Qualitative observations involve ___________________.
descriptive characteristics
numbers
Quantatitive observations involve _____________________.
numbers
In a fair experiment, how many independent variable should there be?
ONLY 1
How many dependent variables can I have in an experiment?
1
What is the definition for a constant variable?
Things that remain the same
What is the definition of a dependent variable?
What we measure
What is the definition of an independent variable?
What we change
