Here's a logic test: The black hole has much more mass than the star so it also has (A) stronger gravity (B) weaker gravity  Choose the answer between "Black Hole" and "Star".
Black Hole
(Question)
Here's a logic test: The boy rolled the billiard ball on the felt pool table and then on the wooden floor. He noticed the ball rolled a greater distance on the wooden floor than it did on the felt table. This means the surface with more resistance is the (A) felt table (B) wooden floor.  Choose the answer between "wood floor" and "felt table".
(Answer)
wood floor
Ques: Here's a logic test: Carl rides his bike on gravel and his bike moves slowly. When Carl rides his bike on a paved street, his bike moves quickly. There is more resistance on the (A) gravel (B) paved street.  Choose the answer between "paved street" and "gravel".
Ans: paved street
(Q).
Here's a logic test: Simon was using his sword to cut up some food when he noticed that more heat was generated when he cut a watermelon then when he cut a piece of cheese. He decided that the _____ had more friction (A) watermelon (B) cheese  Choose the answer between "watermelon" and "cheese".
(A).
cheese
Ques:Here's a logic test: Timmy plays with his shiny new marble and observes that it requires more effort to make the marble roll across the brown carpet than it does for the marble to roll the same distance across the granite kitchen countertop. He concludes that (A) the brown carpet has more friction (B) the granite kitchen countertop has more friction  Choose the answer between "brown carpet" and "granite kitchen countertop".

Ans:brown carpet
Ques:Here's a logic test: Josh skated on the sidewalk and on the grass. He noticed that he could skate faster on the sidewalk than on the grass. If Josh simply allowed himself to roll freely, without pushing himself, could he roll further on the (A) sidewalk or (B) grass?  Choose the answer between "sidewalk" and "grass".

Ans:
sidewalk