Stan wants to find out how the type of surface affects the distance a toy car travels. He uses the same car and releases it from the same height on a ramp. Which variable should he change?
Show Worked Solution
Worked Solution
Step 1: Identify the aim (how surface type affects distance).
Step [2-9]: The changed (independent) variable must be the surface material.
Step [2-9]: All other factors like mass and height must remain constant.
Correct answer: The material covering the ramp
Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.
Start Free Trial — 7 Days Free