Definitions
This variable stays the same throughout the whole experiment
What is a controlled variable?
There are three types of ______.
What is variables?
If the ball is thrown over the roof then it will fall into the street and cause an accident because object cause accidents.
What is the independent variable?
Ball being thrown into the street
C stands for
Claim
Type of graph you would use to plot this information: what is your favorite sport?
This variable is what is observed or measured
dependent Variable
In an experiment, what a scientist measures or observes to see the effect is called the ___________.
What is dependent variable?
If athletes drink gatorade then their performance will increase because gatorade supplies energy to the body.
What is the dependent variable
Increase athletic performance
E stands for
Evidence
a type of graph to show the changes of something over time. example: to show how the number of people in a city changed over 10 years.
This is the changing variable in an experiment
What is an independent variable?
In an experiment, what the scientist changes is called the _____________.
What is independent variable?
If I put more soap in my bathtub then more bubbles will form because soap causes forms bubbles in the presence of water.
What is the dependent and independent variable?
Dependent Variable: Bubbles forming in water
Independent Variable: Amount of soap.
R stands for
reasoning
a type of graph that shows the comparison of two things at a time over a period of time.
example: two peoples running speeds
double line graph
This is a scientific procedure used to make a discovery
What is an experiment?
________ are kept the same throughout an experiment.
What is controlled variables?
If you study for two hours everyday then your grades will increase because studying improves memory for test.
What is the Independent Variable and Dependent Variable?
Independent Variable: amount of time spent studying
Dependent Variable: Increase grades
where does the evidence come from in a CER response?
Name two things a graph should include
title, key, labels, numbers, bars/lines
This is an educated guess or prediciton
hypothesis
A ___________ is made before an experiment and is written in an If/Then format.
What is hypothesis
Independent Variable: Amount of time spent practicing
Dependent Variable: Increased chance of winning a basketball game
What is the Hypothesis
If I spend more time practicing then my chances of winning basketball games will increase because practice makes perfect.
A CER response should be at least how many sentences?
5
Does the independent or dependent variable usually get graphed on the x axis?
dependent variable