Test - Unit 1 Scientific Method

Question 1

3. Where does the dependent variable go on a graph?

Answer 1

In the y axis

U1 C4 Scientific Method pg -

Question 2

9. What would be the best way to illustrate a percentage of students reciving As Bs Cs and Fs?

Answer 2

Circle graph

Question 3

18. Jenny and Angie are studying how listening to music will improve grades. What comment would you make to Jenny and Angie about their experiment.

Answer 3

They should’ve tested more people to get a percentage of how many people it helped and have not helped.

Question 4

23. What does P.A.S.S stand for?

Answer 4

Pull, Aim,squeeze,sweep

Question 5

26. What is the SI Unit for mass length and temperature?

Answer 5

Mass- kg
Length-m
Temperature-k

Question 6

30.
group A- 26.5cm, 27.5cm, 27.0cm, 27.7cm

What is their average?

Answer 6

Total- 108.7

Average- 108.7/4 = 27.18cm

Question 7

31. Group B - 25.5cm, 25.0cm, 23.0cm, 29.5cm

What is the average?

Answer 7

Total- 103

Average- 103/4 = 25.8cm

Question 8

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

Answer 8

Group B’s, their average was 25.8cm which is closer to 26.1 cm. Group A’s average was 27.18cm, and is further from 26.1cm.

Question 9

50. What is the use of a Mortar and Pestle?

Answer 9

To grind solids into a fine powder

Question 10

51. What is the use of beaker tongs?

Answer 10

To allow you to be able to pick up a beaker and not get burned if hot

Question 11

52. What is a beaker used for?

Answer 11

For holding, mixing,heating , and measuring liquids

Question 12

53. What are safety goggles used for?

Answer 12

To protect your eyes mainly from chemical splashes or harmful gases

Question 13

54. What is a Bunsen burner used for?

Answer 13

To heat chemicals

Question 14

24. If Shelly accidentally drops a test tube and it shatters what are the two things she should do?

Answer 14

Tell the teacher, and carefully clean up the glass and put it in the proper disposal bin.