Identifying Variables
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Exploring the Art of Experimental Design: A Step-by-Step Guide for Students and Educators
By Oliver Smith
Teaching experimental design and letting students develop their own questions and hypotheses takes time. These materials have been created to scaffold and structure the process to allow teachers to focus on improving the key ideas in experimental design.
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Storyboard Description
Identify Variables - Examples of control, independent and dependent variables and how they might affect your experiment
Storyboard Text
- Batteries Affect on Brightness
- Experiment
- Independent Variables
- Dependent Variables
- Controlled Variables
- How does the number of batteries affect brightness?
- Number of batteries
- Brightness of the bulb
- Thickness of wires, size of batteries, type of light bulbs, temperature of the wires
- Light's Affect on Plant Growth
- How does the amount of light affect plant growth?
- Amount of light
- Amount the plant grows
- Type of plant, amount of water given to the plant, size of the plant, temperature of the room
- Age Affect on Jigsaw Puzzle
- How does the age of a student affect the time it takes to complete a jigsaw puzzle?
- Age of students
- Time it takes the student to complete the puzzle
- Difficulty of the puzzle, number of pieces
Image Attributions
- Batteries - Razor512 - (License Attribution )
- Bulbs - Roo Reynolds - (License Attribution, Non Commercial )
- Children - Quang Minh (YILKA) - (License Attribution, Non Commercial )
- Plants - henna lion - (License Attribution, Non Commercial )
- Plants - Graham S Dean Photography - (License Attribution )
- Puzzled - Brad Montgomery - (License Attribution )
- stopwatch - Search Engine People Blog - (License Attribution )
- Windows - Stanley Zimny (Thank You for 18 Million views) - (License Attribution, Non Commercial )
- wire - Dyroc - (License Attribution )
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