A testable question is a question that we can answer through an experiment. To do this, we change one thing and see what happens. This is how we can discover the answer to our question!

Here are some testable questions, along with the science fair projects that answer those questions!

1) What makes a cloud form?

2) Can drink and food taste different just by changing its color?

3) Does the color of light affect photosynthesis?

4) Does temperature affect seed sprouting?

5) What makes popcorn pop?

6) Does exercise affect memory?

7) Can fruits and vegetables generate electricity?

8) Can you protect a raw egg from a drop using common materials?

9) What happens when a raw egg is put into vinegar?

10) What drink causes more stains on teeth?

11) Can plants be watered with detergent water?

12) What kinds of food does mold grow fastest on?