
Understanding Accuracy and Precision

Quiz
•
Science
•
10th Grade
•
Hard
Standards-aligned
Sherwin James
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements best describes precision in measurements?
Precision refers to how close a measurement is to the true value.
Precision refers to how close measurements of the same item are to each other.
Precision is about the correctness of a measurement.
Precision is not important in scientific observations.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A scientist measures the boiling point of a liquid three times and gets the values 100.1°C, 100.2°C, and 100.0°C. If the true boiling point is 100.0°C, how would you describe the scientist's measurements?
Accurate but not precise
Precise but not accurate
Both accurate and precise
Neither accurate nor precise
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A student is conducting an experiment and records the following data points for the length of a rod: 5.1 cm, 5.1 cm, 5.1 cm, and 5.1 cm. If the actual length of the rod is 5.5 cm, what can be said about the student's measurements?
The measurements are accurate but not precise.
The measurements are precise but not accurate.
The measurements are both accurate and precise.
The measurements are neither accurate nor precise.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consider a scenario where a basketball player consistently hits the same spot on the backboard but misses the basket. How would you describe the player's shooting in terms of accuracy and precision?
Accurate but not precise
Precise but not accurate
Both accurate and precise
Neither accurate nor precise
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain why both accuracy and precision are important in scientific experiments. Provide an example to support your explanation.
Accuracy ensures that results are close to the true value, while precision ensures consistency. For example, in a chemical reaction, accurate and precise measurements of reactants are crucial for reproducible results.
Only accuracy is important because it ensures results are correct.
Only precision is important because it ensures results are consistent.
Neither accuracy nor precision is important in scientific experiments.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS3-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A group of students is tasked with measuring the height of a flagpole. They use a measuring tape and record the following heights: 15.2 m, 15.3 m, 15.1 m, and 15.2 m. The actual height of the flagpole is 15.0 m. Discuss the accuracy and precision of their measurements.
The measurements are accurate but not precise.
The measurements are precise but not accurate.
The measurements are both accurate and precise.
The measurements are neither accurate nor precise.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A laboratory technician is calibrating a scale. After calibration, the scale consistently measures a 100 g weight as 98 g. What does this indicate about the scale's accuracy and precision?
The scale is accurate but not precise.
The scale is precise but not accurate.
The scale is both accurate and precise.
The scale is neither accurate nor precise.
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a dart throwing competition, a player hits the center of the target three times in a row. How would you describe the player's performance in terms of accuracy and precision?
Accurate but not precise
Precise but not accurate
Both accurate and precise
Neither accurate nor precise
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