Help in Writing Your Question

Try putting different words in these blanks...

What is the effect of ____________ on _______________?

Example: What is the effect of temperature on the volume of air?

How/to what extent does the _____________________ affect ___________________?

Example: To what extent does the color of a material affect its absorption of heat?

Which/what __________________ (verb) __________________?

Example: Which detergent makes the most bubbles?

IMPORTANT: Make sure you can measure some aspect of whatever you decide to test.