1. Measurements
Created by Educational Technology Network

2. Conversions
Density
Scientific Notation
Significant figures
Measurement tools 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 40 40 40 40 40 50 50 50 50 50

3. Conversions– 10 Points
QUESTION:
ANSWER:
55.700km

4. The prefix for one hundredth is….
Conversions– 20 Points
QUESTION:
The prefix for one hundredth is….
ANSWER:
Centi-

5. Conversions– 30 Points
QUESTION:
ANSWER:
521.74mm

6. The prefix for Billion is…
Conversions– 40 Points
QUESTION:
The prefix for Billion is…
ANSWER:
Mega

7. This symbol represents what prefix
Conversions– 50 Points
QUESTION:
This symbol represents what prefix
ANSWER:
micro

8. What is the density formula?
Density– 10 Points
QUESTION:
What is the density formula?
ANSWER:
Density = mass/volume

9. Density– 20 Points
QUESTION:
If an object has a mass of 53.4 g and a volume of 183 cm^3, what is the density?
ANSWER:
D = g/cm^3

10. Density– 30 Points
QUESTION:
ANSWER:
D = 4 g/cm3

11. Density– 40 Points
QUESTION:
ANSWER:
Mass = 4 grams

12. Density– 50 Points
QUESTION:
ANSWER:
Mass = 10 g

13. Scientific Notation– 10 Points
QUESTION:
Write this number in scientific notation:
ANSWER:
5.34 * 108

14. Scientific Notation– 20 Points
QUESTION:
Write this number is scientific notation:
ANSWER:
3.240 * 10-4

15. Scientific Notation– 30 Points
QUESTION:
Write this number in standard form.
8.36 * 104
ANSWER:
83,600

16. Scientific Notation– 40 Points
QUESTION:
ANSWER:
1.218 * 1014

17. Scientific Notation– 50 Points
QUESTION:
ANSWER:
2.2 * 10-7

18. Significant Figures– 10 Points
QUESTION:
True/ False
Leading zeroes are always significant
ANSWER:
False

19. Significant Figures– 20 Points
QUESTION:
Zeroes are significant when…… (2 rules)
ANSWER:
1. They are in between two non-zero numbers
2. When they are trailing zeroes after a decimal.

20. Significant Figures– 30 Points
QUESTION:
How many significant figures are there in
ANSWER:
7 significant figures

21. Significant Figures– 40 Points
QUESTION:
Which problem has more significant figures and how many does it have?
A. 3,405,000 B
ANSWER:
B. It has 6 significant figures

22. Significant Figures– 50 Points
QUESTION:
How many significant figures will the answer to this expression have?
2.93 * =
ANSWER:
It will have 2 significant figures

23. Measurement Tools– 10 Points
QUESTION:
What unit is used to measure mass?
ANSWER:
Gram / centigram

24. Measurement Tools– 20 Points
QUESTION:
What unit is used to measure volume? (List BOTH)
ANSWER:
mL or cm3

25. Measurement Tools– 30 Points
QUESTION:
What is the volume?
ANSWER:
39mL

26. Measurement Tools– 40 Points
QUESTION:
What is the volume
of Scuba Steve?
ANSWER:
1.6mL

27. Measurement Tools– 50 Points
QUESTION:
What mass is shown on the triple beam balance?
ANSWER:
272.1g