Choose between "chalkboard" and "brick wall". Question: A student slides an eraser over the chalkboard to clean it, then slides the eraser across the brick wall next to the chalkboard. The eraser moves slides faster across the chalkboard than it does the brick wall because the smoother surface is (A) the chalkboard (B) the brick wall.
chalkboard

(Question)
Choose between "wharehouse cement" and "rug". Question: The warehouse worker pushed the box cart faster on the warehouse cement floor than on the rug because it had (A) more resistance (B) less resistance
(Answer)
wharehouse cement

Ques: Choose between "short grass" and "tall grass". Question: A dog can run faster through short grass then through tall grass. This means the dog generates less heat through the (A) tall grass or (B) short grass
Ans: tall grass

(Q).
Choose between "Rhonda" and "Sally". Question: Rhonda throws a baseball over the fence as hard as she can to her friend next door, Sally. Sally catches the ball. Sally then throws the ball back to Rhonda, as hard as she can, but the ball doesn't make it all the way to Rhonda. Which girl has more strength in her arm? (A) Rhonda (B) Sally
(A).
Rhonda

Ques:Choose between "arctic ocean" and "pacific ocean". 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

Ans:pacific ocean

Ques: Choose between "a glass tube" and "a rubber tube". Question: Vicky tried to bend a rubber tube into a circle. She then tried to do the same thing with a glass tube. One of them bent into a circle and the other one broke. Which one did she successfully bend into a circle? (A) the rubber tube (B) the glass tube
Ans:
a glass tube