Practical Skills Quiz
Passage
•
Science
•
11th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Eric Vi
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does validity in an experiment refer to?
How close repeated measurements are to each other
How appropriate the experimental method is in addressing the aim
The precision of the measurements
The number of repetitions of the experiment
Tags
NGSS.MS-PS2-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an independent variable in an experiment?
The variable you measure
The variable you set
The variable that is affected by other variables
The variable you keep constant
Tags
NGSS.MS-PS2-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you improve the reliability of single measurements?
By repeating the measurements
By using more precise equipment
By increasing the number of repetitions
By fixing control variables and choosing appropriate equipment
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between reliability and accuracy?
One always affects the other
They are separate aspects of an experiment
They are unrelated
They are the same
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of accuracy in an experiment?
The number of significant figures in a measurement
The precision of the measurements
How close the final result is to the correct or accepted value
How close repeated measurements are to each other
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you test the reliability of an experiment?
By fixing control variables
By using more accurate equipment
By repeating the entire experiment and looking at the difference in final results
By comparing the result to the accepted value
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of validity on the reliability of an experiment?
Invalid control variables can make the result unreliable
Both B and C
Invalid experiments can still be reliable
Validity does not affect reliability
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