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# Introductory Unit Review

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### Introductory Unit Review

1. 1. Introductory Unit Review
2. 2. What is the first step of the scientific method? <ul><li>Make Observations </li></ul>
3. 3. What is the second step of the scientific method? <ul><li>State the problem </li></ul>
4. 4. What is the third step of the scientific method? <ul><li>Hypothesize </li></ul>
5. 5. What is the fourth step of the scientific method? <ul><li>Design the experiment and test </li></ul>
6. 6. What is the fifth step of the scientific method? <ul><li>Collect data </li></ul>
7. 7. What is the sixth step of the scientific method? <ul><li>Analyze data </li></ul>
8. 8. What is the last step of the scientific method?
9. 9. How many independent variables can be tested in an experiment? 1
10. 10. The variable you measure and do NOT know before the experiment is called the -?- variable. dependent
11. 11. The group in an experiment that you use for comparison is called the -?- group. control
12. 12. What is the base unit for measuring volume in the metric system? 1 liter
13. 13. What is the base unit for measuring mass in the metric system? Grams not grahams, silly!
14. 15. What is the base unit for measuring temperature in the metric system?
15. 16. The variable YOU control in an experiment and know before the experiment is called the -?- variable. independent
16. 17. The question you are trying to answer in an experiment is called your -?- statement. problem
17. 18. Information gathered during an experiment is called . data
18. 19. When you are looking at your data VERY closely, you are - ? - your data. analyzing
19. 20. How many times must an experiment be done before a theory can be made?
20. 21. What is the area of the following square? 5 cm 25 cm 2
21. 22. How many centimeters are in a meter? 100
22. 23. How many deciliters are in a liter? 10
23. 24. How many grams are in a kilogram? 1000
24. 25. Convert 2.5 cm to meters .025
25. 26. Convert 5 hl to liters 500
26. 27. What is the volume of the following figure? 3 cm 27 cm 3 3 cm 3 cm
27. 28. What is the volume of water in the graduated cylinder below? 56 cm 3
28. 29. Calculate the volume of the dinosaur? 0.8 ml 5.6 ml minus 4.8 ml =
29. 30. If the hamster and beaker, together, have a mass of 220 grams and the beaker, alone, has a mass of 40 grams, what is the mass of the hamster? 220g – 40g = 180g
30. 31. What is the missing data in the table below? 38 ml 32 ml 40 ml Trial 1 35 ml 42 ml Average ml of water absorbed ? 44 ml Trial 2 Viva Bounty
31. 32. Is this data qualitative or quantitative? 32 ml 40 ml Trial 1 35 ml 42 ml Average ml of water absorbed 38 ml 44 ml Trial 2 Viva Bounty
32. 33. The temperature at 6 pm is shown on the left. The temperature 7 hours later at 1 am is shown on the right. How many degrees Celsius did the temperature fall from 6 pm to 1 am? 21 °C 6 °C 21°C - 6°C = 15°C
33. 34. Janice has pink finger polish on. Observation or Inference?
34. 35. Janice is engaged. Observation or Inference?
35. 36. What do we use in the lab to measure mass? Triple beam balance
36. 37. Which candle will attract the least amount of mosquitoes? What is the independent variable? What is the dependent variable? Different candles Number of mosquitoes
37. 38. What is the difference between weight and mass? Weight depends on gravity!