You have a hypothesis that of people ages 4 to 35, teenagers will like a new drink called sugarhi better than any other age group. you want to survey 40 people for their opinions about the drink, but you are unsure how many people to survey from each age group. which of the answer choices below represents the most fair way to collect the data?

a. 10,15,5,10

b. 5,30,2,3

c. 10,5,15,10

Mike wants to negatively charge a small rubber ball. which of these methods would successfully charge the ball? a) heating the ball in boiling water b) running the ball over a strong magnet c) rubbing the ball back and forth on carpet d) dropping the ball from a tall bulding submit hint forces in nature (s8p5.b) conductors and insulators id: 10402 hint electrons must be transferred.