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HW: Calculating with Significant Digits

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Last updated over 2 years ago
15 questions
1. Count the number of significant digits in each measurement and write it after the dash.
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2. Solve the following problems and report answers with correct units and the appropriate number of significant digits.
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Self-reflection
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Question 1
1.

How many significant digits are in the measurement 923 kilometers?

Question 2
2.

What is the number of significant figures in the measure 14.5 m?

Question 3
3.

Find the number of significant digits in the value 9,000 cm.

Question 4
4.

How many significant digits are in the measurement 0.0103 m?

Question 5
5.

How many significant digits are in the measurement 4.020 m?

Question 6
6.

How many significant digits are in the measurement 0.0007?

Question 7
7.

12.00 cm x 12.00 cm =

(Hint: unit should be written as cm^2)

Question 8
8.

15.0 m / 0.80 sec =

Question 9
9.

4.00 cm x 14 cm =

Question 10
10.

41 cm / 41 sec =

Question 11
11.

A bicyclist rode 8.0 kilometers in 0.3 hours. What was their speed?

Question 12
12.

A bicyclist rode 8.0 kilometers in 0.30 hours. What was their speed?

Question 13
13.

Which of these three skills was easiest for you?

Question 14
14.

Which of these three skills was most challenging for you?

Question 15
15.

What is one question you still have? (optional)