Choose between "tiles" and "plush carpet". Question: The iRobot cleans the tiles faster than the plush carpet because it has (A) more friction (B) less friction
plush carpet

(Question)
Choose between "pink surface" and "red surface". Question: Mary's carriage generates a lot more friction when rolling over a pink surface then when rolling over a red surface. The _____ is smoother (A) pink surface (B) red surface
(Answer)
red surface

Ques: Choose between "far away storm" and "close storm". Question: There is a storm raging outside. When the storm is right about the house, it is deafening. As the storm begins to blow away (A) it is louder (B) it is quieter
Ans: close storm

(Q).
Choose between "mulch" and "rocks". Question: Toddler Bobby rode his tricycle faster on the mulch than rocks. The mulch has (A) less resistance (B) more resistance.
(A).
mulch

Ques:Choose between "sandpaper" and "cloth". Question: Mary noticed that her pencil got hotter when rubbing it in sandpaper than when rubbing it in cloth. Does the _____ have more resistance? (A) sandpaper or (B) cloth

Ans:sandpaper

Ques:Choose between "Police siren near" and "Police siren far". Question: As the police siren got closer to Bob he noticed that it got (A) quieter (B) louder

Ans:
Police siren far