Scientific Method and Variables Review

Front

Research Question: Does the type of gasoline used in a car affect how fast the car can drive? What is the independent variable?

Back

Type of gasoline

Front

What is the INDEPENDENT variable in an experiment testing which type of paper airplane goes furthest?

Back

the type of paper airplane

Front

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

Back

The type of liquid

Front

The independent variable is the ONE thing you _____.

Back

change

Front

In a controlled experiment, the variable that is changed to test the hypothesis is called the –

Back

Independent Variable

Front

Walker is testing which fertilizer will grow the tallest grass. The height of the grown grass is the __ variable.

Back

dependent (measured)

Front

Changes in the _________ variable causes changes in the _________ variable.

Back

independent; dependent

Front

In an experiment to find out if the height from which a ball is dropped affects how high it bounces, what is the dependent variable?

Back

Height that the ball bounces

Front

Why do scientists use the scientific method?

Back

To make sure their results are valid and can be performed by other scientists.

Front

If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?

Back

Hypothesis