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Variables
Graphs
Scientists
Vocabulary
Pendulums
100
This variable always affects the number of swings.
What is length of the swinger?
100
The horizontal axis on a two-coordinate graph.
What is the x-axis?
100
This scientist used a prism to show that light is made of many colors.
Who is Sir Issac Newton?
100
A mass hanging from a fixed point that is free to swing back and forth.
What is a pendulum?
100
This type of pendulum can be found at the playground.
What is a swing?
200
The number of variables that can be changed at a time in a controlled experiment.
What is one?
200
The vertictal axis on a two-coordinate graph.
What is the y-axis?
200
She observed chimpanzees in their natural environment.
Who is Jane Goodall?
200
Anything that you change in an experiment that might affect the outcome.
What is a variable?
200
This type of pendulum can be used to keep time when playing an instrument.
What is a metronome?
300
This type of variable is always on the x-axis and shows the variable being tested.
What is the independent variable?
300
The type of graph that uses dots to show the outcome of your experiment.
What is a two-coordinate graph?
300
He used his pulse to measure the swings of a chandelier and was the first person to think a pendulum could be used to keep time.
Who is Galileo Galilei?
300
Our first pendulum system before we changed any variables
What is the standard?
300
A pendulum is used in this invention to help tell time.
What is a grandfather clock?
400
As the length of the swinger decreases, the number of swings ____________.
What is increases?
400
This type of graph was the number line we hung on the board that we hung our swingers on.
What is a concrete graph?
400
He created the first clock that accurately measured seconds because he needed a way to measure time to observe the sky.
Who is Christiaan Huygens?
400
Any motion or activity that repeats itself.
What is a cycle?
400
In a pendulum, these two variables made no difference in the outcome and the number of swings.
What are mass and release position?
500
As the length of the swinger increases, the number of swings ____________.
What is decreases?
500
This type of variable would always go on the y-axis and shows the outcome of the experiment?
What is the dependent variable?
500
It is important for a scientist to conduct this type of experiment so you know what variable that you changed affected the outcome.
What is a controlled experiment?
500
An experiment in which one and only one variable is changed in order to assess its effect.
What is a controlled experiment?
500
This variable always affects the number of swings in a pendulum.
What is length?