I am testing my students' logic. What is the answer they should choose between "dry floor" and "waxed floor"? Logic test: A basketball rolling along a dry floor will heat up more then one rolling along a waxed floor. This means the _____ has less friction (A) waxed floor (B) dry floor
dry floor

I am testing my students' logic. What is the answer they should choose between "blue marble" and "green marble"? Logic test: Dennis is rolling two marbles down the sidewalk. He rolls them both at the same time, in the same way. The blue marble goes a longer distance down the sidewalk than the green one does. The faster marble is (A) green (B) blue
green marble

I am testing my students' logic. What is the answer they should choose between "tennis court" and "leafy ground"? Logic test: The tennis ball rolled quickly along the tennis court until it reached the leafy ground and stopped because it had (A) more resistance (B) less resistance
tennis court