Variables & Graphs 2023

Welcome Back

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How do you find the variables in a bar graph?

Study the graph...

Multiple Choice

What is the independent (tested) variable?

• type of cereal

• time in seconds (before cereal got soggy)

• size of cereal bowl

• amount of cereal per bowl

Multiple Choice

What is the dependent (outcome) variable?

• type of cereal

• time in seconds (before cereal got soggy)

• size of cereal bowl

• amount of cereal per bowl

Multiple Select

What are 2 controlled variables?

These are variables that STAY THE SAME during the experiment

• type of cereal

• time in seconds (before cereal got soggy)

• size of cereal bowl

• amount of cereal per bowl

Open Ended

What is one conclusion you could draw from the data in the graph?

How do you find the variables in a bar graph? Part 2~

Study the graph...

Multiple Choice

What is the independent (tested) variable?

• number of seedlings

• amount of water given to seeds

• height of plants

• amount of sunlight

The Independent (tested) variable is:

Amount of water (water or NO water) given to seeds

Multiple Choice

What is the dependent (outcome) variable

• number of seedlings

• amount of water given to seeds

• height of plants

• amount of sunlight

The Dependent (outcome) variable is:

Number of Seedlings

Multiple Select

Select two controlled variables.

These are variables that stay the same.

• number of seedlings

• amount of water given to seeds

• where seeds are placed

• amount of sunlight

Two controlled variables are:

Amount of sunlight seeds receive & Where seeds are placed

Let's Practice Reading Tables!

Go ahead and study the table...

Multiple Choice

What is the independent (tested) variable in the table?

• Beginning height of the plants

• Amount of sun plants receive

• Ending height of the plants

• Percent% of Sugar in Solution

Multiple Choice

What is the dependent (outcome) variable in the table?

• Beginning height of the plants

• Amount of sun plants receive

• Ending height of the plants

• Percent% of Sugar in Solution

Multiple Select

Select the 2 controlled variables.

These are variables that stay the same.

• Beginning height of the plants

• Amount of sun plants receive

• Ending height of the plants

• Percent% of Sugar in Solution

Open Ended

What is one conclusion you can draw from the table?