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Worksheetsscientific notation and prefixes
Total questions: 15
Worksheet time: 8mins
What are the base SI units for length, mass, and time?
mm, lb, hr
cm, g, h
m, kg, s
km, ton, min
Convert 5000 meters to kilometers.
50 kilometers
5 kilometers
0.5 kilometers
500 kilometers
Convert 2.5 kilograms to grams.
2000 grams
2500 grams
2.5 grams
25 grams
What are the prefixes used in SI units for 10^3, 10^-3, and 10^6?
kilo, milli, mega
hecto, nano, peta
micro, deci, tera
centi, deca, giga
Which quantity is a base quantity?
area
speed
temperature
weight
A length of a living thing is 70 nm. What is the length expressed in metres (m)?
70 x 109 m
70 x 106 m
70 x 10-6 m
70 x 10-9 m
Which of the following are examples for basic quantities?
Temperature, Current, Time, Mass
Length, velocity, mass, time
Current, acceleration, pressure, luminous intensity
Frequency, Area, Length, Time
Which of the following pairs of physical quantity and SI unit is correct?
Mass - SI unit: Gram
Electric current -SI unit: Volt
Temperature -SI unit: Kelvin
Time - SI unit: Hour
The SI unit consists of _____________ fundamental units.
seven
six
three
two
.000045
10,030,400,000
10,030,400,000
520,000,000
520,000,000
0.0000002203
