Choose between "cement" and "grass". Question: Rod was rolling a ball to his dog. He was able to roll the ball much farther on the cement than on the grass. This is because the cement is (A) rougher (B) smoother
grass

(Question)
Choose between "feather" and "rock". Question: A feather and a rock were thrown from the roof, the (A) feather (B) rock landed last because it had less mass and weaker gravity.
(Answer)
feather

Ques: Choose between "marble floor" and "shag rug". Question: Marcus's son took the pool ball off the pool table to play with it around the house. The son noticed that the pool ball rolled a longer distance on the marble floor than on the shag rug. The smoother surface is (A) the marble floor or (B) the shag rug.
Ans: marble floor

(Q).
Choose between "rocky ground" and "stage". Question: The ballerina could barely walk on the rocky ground, but glided across the stage because it had (A) more resistance (B) less resistance
(A).
stage

Ques:Choose between "Steve before weight loss" and "Steve after weight loss". Question: Steve undertook an exercise and diet program and lost a good amount of weight over several weeks. One thing Steve observed was how much more difficult it was to get his bike going fast when he was heavy than it was now that he had lost some weight. This means that when he weighed more his bike was (A) slower to get up to speed (B) faster to get up to speed.

Ans:Steve before weight loss

Choose between "Earth" and "Pluto". Question: Since Earth has a greater mass then Pluto, which planet emits more of a gravitational field? (A) Earth (B) Pluto
Earth