I am testing my students' logic. What is the answer they should choose between "rubble" and "sand"? Logic test: Mike's bulldozer creeps along slowly on rubble, but speeds along quickly on sand. This means that _____ is rougher (A) rubble (B) sand
sand

I am testing my students' logic. What is the answer they should choose between "slip n slide" and "wet grass"? Logic test: The teenager ran and flew far on the slip n slide, but only got a few feet when sliding on wet grass. The smoother surface was (A) slip n slide (B) wet grass
slip n slide

Q: I am testing my students' logic. What is the answer they should choose between "rugged hillside" and "clearcut hillside"? Logic test: A boulder rolling down a rugged hillside experiences more friction then one rolling down a clearcut hillside. This means the boulder can reach a higher top speed across the (A) rugged hillside (B) clearcut hillside
A: clearcut hillside

Question: I am testing my students' logic. What is the answer they should choose between "cutting board" and "floor"? Logic test: Broccoli sliding around on a cutting board experiences less friction then broccoli sliding around on a floor. This means the broccoli will heat up less on the (A) cutting board (B) floor
Answer: cutting board

*Question*
I am testing my students' logic. What is the answer they should choose between "Child" and "Adult"? Logic test: The child was much weaker than the adult so when they played baseball they (A) threw the ball further (B) couldn't throw as far
**Answer**
Adult

Q: I am testing my students' logic. What is the answer they should choose between "parking lot" and "grass field"? Logic test: Shane is rolling a soccer ball around. He rolls it in the grass field and in the parking lot. The soccer ball moves better in the parking lot. This is because there is _____ in the grass field. (A) less resistance (B) more resistance
A: grass field