Uncertainties in Measurement

Uncertainties in Measurement

2nd Grade

15 Qs

quiz-placeholder

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Uncertainties in Measurement

Uncertainties in Measurement

Assessment

Quiz

Others

2nd Grade

Practice Problem

Hard

Created by

Ms. Punyang

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is uncertainty?

Defines the net effect of the error. It quantifies the doubt that exists in any reported value of the measurement.

Desribes the scatter or the variability of the measurement values mode.

Difference between the "true" value and the measured value

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Suppose you want to measure the thickness of this book. What unit of measurement will you use?Which of the instrument/equipment is the best to use?

Measuring tape

Ruler

Vernier caliper

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

How does accuracy differ from precision?

Accuracy is the closeness of a measurement to the true or accepted value.

Accuracy is how close the measurement to each other

Precision is the degree of agreement between succesive measurement using a given instrument

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is true about Analyzing the accuracy and precision of a measurement?

to determine the validity of the data obtained in an experiment

Accuracy and Precision are the same thing so you don't have to ananalyze

You can determine accuracy without the true value

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you analyze the accuracy and precision in measurements?

If the exhibit high accuracy

if the data exhibit high accuracy and high precision

by using ruler,vernier caliper and meter stick

6.

OPEN ENDED QUESTION

3 mins • 1 pt

When do you say that a given set of measurements is high in precision but low accuracy?

Evaluate responses using AI:

OFF

7.

OPEN ENDED QUESTION

3 mins • 1 pt

How do we describe a good measurement?

Evaluate responses using AI:

OFF

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