WorksheetsWhat I know : Measurements and Vectors
Total questions: 10
Worksheet time: 3mins
(a) deals with the interaction of matter, force and energy.
What is the process of comparing something to a standard?
Calibration
Measurement
Conversion
Rationalization
Which is not an SI fundamental quantity?
force
mass
temperature
time
Which storage device has the greatest storage capacity?
16 Gb
16 Kb
16 Mb
16 Tb
Uncontrolled changes in air pressure while determining the boiling point of a liquid give rise to __________________.
personal error
random error
relative error
systematic error
Which of the following measurements of temperature is more accurate if the true or accepted value is 36.9o C?
32.5oC, 34oC, 32.4oC, 32.4oC, 32.8oC
38oC, 38.3oC, 38.4oC, 38.1oC, 38.3oC
36.8oC, 36.7oC, 37oC, 37.1oC, 36.9oC
34oC, 34.5oC, 35.6oC, 34.2oC, 32.3oC
Which of the following measurements of temperature is considered precise?
32.5oC, 34oC, 32.4oC, 32.4oC, 32.8oC
38oC, 38.3oC, 38.4oC, 38.1oC, 38.3oC
36.8oC, 36.7oC, 37oC, 37.1oC, 36.9oC
34oC, 34.5oC, 35.6oC, 34.2oC, 32.3oC
Express 4.002 x 10-6 in scientific notation.
0.000004002
4002000000
0.00004002
4002.00000
Precision refers to the closeness of value to the expected or true value of a physical quantity.
True
False
Which statement is NOT true?
Precise measurements can be accurate.
Accurate measurements can be precise.
Precise measurements can be inaccurate.
Inaccurate measurements cannot be precise.
