What is a way you could design an experiment to test how much friction different types of shoes create?

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

Smallest intensity of a stimulus that you can detect 50 percent of the time is

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?