Answers2026-2027 FBISD - Chemistry A OCTools, Technology, and Measurement

Tools, Technology, and Measurement Answers

0 verified answers2 views
1
Free Preview

Thomas wants to measure the temperature change that occurs when sodium hydroxide is dissolved in water. Which is the best tool for this purpose?

A
a thermometer
B
a barometer
C
a manometer
D
a micrometer
2
Free Preview

Which of these statements correctly compares probeware (such as an electronic temperature probe) to traditional analog tools (such as a liquid-based thermometer)?

A
Measurements by traditional analog tools are good to a larger number of significant figures.
B
Measurements by traditional analog tools are less prone to experimental error.
C
Probeware is typically very difficult to transport.
D
Probeware is useful for obtaining many measurements in rapid succession.
3

Which of these units is most appropriate for describing a 26-mile marathon run?

A
terameter
B
gigameter
C
kilometer
D
nanometer
4

What is a caliper used for?

A
to make a precise measurement of volume
B
to make a temperature measurement with low precision
C
to make a volume measurement with low precision
D
to make a precise measurement of length
5

How many milliseconds (ms) are there in 3.5 seconds (s)?

A
35 ms
B
350 ms
C
3,500 ms
D
35,000 ms
6

Sian wants to measure the number of seconds that it takes for the contents of a beaker to change from clear to purple. Which of these tools should she use for this purpose?

A
an electronic balance
B
a stopwatch
C
a barometer
D
a graduated cylinder
7

Which of these units is most appropriate to use when measuring the mass of a person?

A
gram
B
milligram
C
kilogram
D
megagram
8

Silus wants to monitor the temperature of a reaction every 0.5 seconds for 30 minutes. He plans to generate a graph of the temperature values over time and insert the graph into a text document. Which pair of tools would be best for Silus to use?

A
a liquid-based thermometer and a graphing calculator
B
a liquid-based thermometer and a computer
C
an electronic temperature probe and a computer
D
an electronic temperature probe and a graphing calculator
9

A researcher wants to show the effects of slight changes in pH on the reproductive rates of fish in a lake. Why would a table be more suitable than a graph to show the data?

A
Tables better illustrate precise data points.
B
Tables have data points with more significant figures.
C
Tables better illustrate the comparison of two different data sets.
D
Tables are better suited for displaying real-world data.
10

Which of these time measurements is the smallest?

A
0.02 seconds
B
0.02 teraseconds
C
2,500 milliseconds
D
25,000 nanoseconds

Did you find these answers helpful?