Scientific Method

Front

A possible explanation to an untested problem.

Back

hypothesis

Front

Independent variables in a controlled experiment:

Back

one

Front

In a plant growth experiment with three identical plants, two fertilizers, equal light, and water, what type of variable is the fertilizer?

Back

Independent

Front

Experiment on plants with different liquids (water, apple juice, milk) to see effects on growth. Same soil, sunlight, and music for all. What is the dependent variable?

Back

Plant growth

Front

Testing one independent variable helps identify the cause of changes.

Back

To better identify what is causing the changes

Front

Question being tested: Does fertilizer make plants grow taller?

Back

Does fertilizer make plants grow taller?

Front

Experiment on plants with different liquids: water, apple juice, milk. Same soil, sunlight, music. Identify the independent variable.

Back

Water, apple juice, milk

Front

In a dog training experiment, what is the dependent variable?

Back

Amount of time the dog follows commands

Front

Group in an experiment that remains unchanged.

Back

Control group

Front

Dependent variable in Mario's study on water spurt from a milk carton with 3mm holes at various heights.

Back

Distance water traveled out of carton