

Significant Digits and Measurement Precision
Interactive Video
•
Mathematics, Physics, Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of the video lecture?
Understanding the concept of significant digits
Discussing the importance of units in physics
Learning how to use a calculator
Exploring the history of measurement tools
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is 4.2 mm written instead of 4 mm when measuring with a ruler?
Because the ruler is not calibrated correctly
Because 4.2 mm is a more common measurement
Because the ruler has millimeter markings allowing for an estimated digit
Because 4 mm is not a valid measurement
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the estimated digit in a measurement?
The last digit
The first digit
The digit before the decimal
The middle digit
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the measurement when a sheet of paper is removed and remeasured with a ruler?
The measurement remains the same
The measurement decreases
The measurement increases
The measurement becomes more precise
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the advantage of using a dial caliper over a standard ruler?
It is cheaper
It is more portable
It provides more precise measurements
It is easier to use
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When adding measurements with different precisions, what should you consider?
The smallest measurement
The least precise measurement
The most precise measurement
The largest measurement
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the number of decimal places in a measurement?
It indicates the size of the object
It determines the cost of the instrument
It shows the precision of the measuring instrument
It reflects the age of the instrument
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