Test - Scientific Method

Question 1

2. A testable prediction that predicts a cause and effect relationship between variable is a(n)________.

Answer 1

Hypothesis NB 3 page 3

Question 2

6. Using a graduated cylinder that has a meniscus in it where the top of the meniscus is at 22 mL and the bottom is at 20 mL how much water is in it?

Answer 2

22 mL NB 3 page 8

Question 3

23. What does PASS stand for?

Answer 3

Pull, aim, squeeze, sweep NB 3 page 4

Question 4

32. If group A’s data is 26.5, 27.5, 27, and 27.7 and Group B’s is 25.5, 25, 23, and 29.5 which group’s data is more precise?

Answer 4

Group A because its numbers are more consistent NB 3

Question 5

36. Write a hypothesis, in the correct format, for this experiment: one water flea caffeine and one doesn’t . Who would get an increased heartbeat?

Answer 5

36. If one group of water fleas is given caffeine and one isn’t then the group with caffeine will have an increased heartbeat. NB 3 page 26