*Question*
Question: Josh is practicing on his skateboard. He can go pretty fast on the cement, but when he goes onto the grass he slows down a lot. This is because the _____ is smoother. (A) cement (B) grass Do not use A and B to answer the question but instead, choose between "cement" and "grass".
**Answer**
cement

*Question*
Question: The F-16 was much lighter than the jumbo jet so it was (A) slower accelerating (B) faster accelerating Do not use A and B to answer the question but instead, choose between "F-16" and "Jumbo Jet".
**Answer**
Jumbo Jet

*Question*
Question: Mark has offered to tow his friends truck which has broken down. It is very heavy, which is causing delay in speeding up. This truck must be which? (A) Pickup Truck (B) King Cab Truck Do not use A and B to answer the question but instead, choose between "king cab truck" and "pickup truck".
**Answer**
pickup truck

*Question*
Question: Becky rolls a marble on a glass floor, and the marble goes very fast. When she tries rolling the marble on a carpeted rug, the marble barely moves. The marble had better friction on the (A) glass floor (B) carpeted rug. Do not use A and B to answer the question but instead, choose between "glass floor" and "carpeted rug".
**Answer**
carpeted rug