Test - Unit 1 Scientific Method

Question 1

22. What is the first thing you should always do before starting a lab?

Answer 1

Read the lab

U1 C4 Scientific Method pg— lab safety scenarios

Question 2

30. What is the average length of group A’s data?

26. 5cm, 27.5cm, 27.0cm, 27.7cm

Answer 2

26.5cm + 27.5cm + 27.0cm + 27.7cm = 108.7cm , 108.7cm divided by 4 = 27.18cm

U1 C4 Concept 2 notes - measurement page 1

Question 3

31. What is the average length of group B’s data?

25. 5cm, 25.0cm, 23.0cm, 29.5cm

Answer 3

25.5cm + 25.0cm + 23.0cm + 29.5cm = 103cm, 103cm divided by 4 = 25.75

U1 C4 concept 2 notes - measurement page 1

Question 4

33. If the length of the actual notebook is 26.1cm, which set of data is more accurate?

Answer 4

Group B because they got closer to the actual measurement.

C1 U4 Concept 2 notes - measurement page 1

Question 5

51. Beaker Tongs

Answer 5

Moving and holding hot beakers.

U1 C4 Concept 1 notes lab basics- safety and equipment pg. 4

Question 6

54. Bunsen burner

Answer 6

Gas powered flame for heating chemicals.

U1 C4 Concept 1 notes lab basics- safety and equipment pg. 3