Question: Jane's rubber ball seemed to roll faster over smooth plywood than over rougher sand. The _____ has more friction (A) plywood (B) sand  Do not use A and B to answer the question but instead, choose between "plywood" and  "sand".
sand


(Question)
Question: Shawna and Lynn are on a tandem bicycle. Shawna is pedaling furiously, while Lynn is barely moving and letting Shawna do most of the work. Which of the two will show perspiration stains on her shirt first? (A) Shawna (B) Lynn  Do not use A and B to answer the question but instead, choose between "Shawna" and  "Lynn".
(Answer)
Shawna


Ques: Question: Milo can throw his tennis ball a greater distance through air then through water. This means the _____ is smoother (A) water (B) air  Do not use A and B to answer the question but instead, choose between "air" and  "water".
Ans: water


(Q).
Question: A jackhammer and drill are both being used at a construction site. If Jimbo is standing closer to the jackhammer, it will sound _____ then the drill (A) quieter (B) louder  Do not use A and B to answer the question but instead, choose between "jackhammer" and  "drill".
(A).
drill


Ques:Question: Tony needs to use a really strong rope to pull his friend out of a tunnel. When choosing which rope to use, Tony will therefore pick out the (A) thin rope (B) wide rope  Do not use A and B to answer the question but instead, choose between "wide rope" and  "thin rope".

Ans:thin rope


Question: Driving a semi truck through a weigh station makes the tires heat up less then driving one through a parking lot. This means the semi truck must move slower through the (A) weigh station (B) parking lot  Do not use A and B to answer the question but instead, choose between "weigh station" and  "parking lot".

parking lot