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WorksheetsUnits, Physical Quantities, and Measurements
Total questions: 10
Worksheet time: 5mins
Which of the following is not a fundamental physical quantity?
length
mass
speed
Temperature
Which of the following does not belong to the group?
centiliter
ton
ounce
pounds
How many liters are there in 1 kiloliter?
10 liters
100 liters
1000 liters
1100 liters
Which of the following best describe a scalar quantity?
it has magnitude
it has direction
it has both magnitude and direction
it has magnitude but differ in direction
Which of the following best describe a vector quantity?
it has magnitude
it has direction
it has both magnitude and direction
it has magnitude but differ in direction
It is the total amount of matter in an object.
length
mass
force
temperature
The System International unit for time is ________.
minutes
hour
second
day
Measurements as with other endeavors are prone to errors. one of the errors committed is caused by faulty instruments or incorrect handling of them. This type of error is called ________.
natural
man-made
random
systematic
How can we minimize random errors?
by collecting more data
by recalibrating the instrument
by asking someone to repeat the process
by changing the data
It refers to how close a measurement is to the correct value.
Absolute measurement
Accuracy
Precision
Prediction
