Question: Tim is playing with a penny that he found at the beach. Tim rolls the penny around in some new areas. He rolls the penny in the sand and sees that it doesn't go very far. Tim rolls the penny on the concrete sidewalk and sees that the penny rolls for several feet. Tim decides that there was more resistance on the (A) sand (B) concrete sidewalk. Do not use A and B to answer the question but instead, choose between "sand" and "concrete sidewalk".
sand

Question: Joe rolls a spray can on its side across the concrete floor in his garage, then he takes the spray can in side and rolls it across his bear skin floor. The can comes to stop after a shorter distance on the bear skin rug than it does on the concrete floor, which leads him to the determination that the smoother surface is (A) the concrete floor (B) bear skin rug. Do not use A and B to answer the question but instead, choose between "bear skin rug" and "concrete floor".
bear skin rug

Q: Question: Tim is playing road hockey with his friends. His dad says they need to get off the road. Tim and his friends try to play on the grass. The puck goes dozens of feet on the road, but barely a tenth that on the grass. That's because the _____ is smoother. (A) road (B) grass Do not use A and B to answer the question but instead, choose between "road" and "grass".
A: road

Question: Question: A chef rolled his rolling pin a much greater distance on his _____. The carpet was not nearly as smooth as the countertop and created more friction. (A) granite countertop (B) carpet floor Do not use A and B to answer the question but instead, choose between "granite countertop" and "carpet floor".
Answer: granite countertop

*Question*
Question: A submarine cruising through the arctic ocean experiences a hotter hull then when it cruises through the pacific ocean. This means that the submarine can cruise through the _____ at a faster rate of speed (A) arctic ocean (B) pacific ocean Do not use A and B to answer the question but instead, choose between "arctic ocean" and "pacific ocean".
**Answer**
pacific ocean

Question: Teddy rolls a bowling ball over the wood floor, and then over the dirt outside. The ball goes farther over the wood floor. This is because the _____ is bumpier. (A) wood floor (B) dirt Do not use A and B to answer the question but instead, choose between "wood floor" and "dirt".
dirt