WorksheetsUnits: Base and Derived Units
Total questions: 11
Worksheet time: 11mins
Name
Class
Date
1.
Is this an SI base unit: second (s)?
a)
Yes
b)
No
2.
Is this an SI base unit: kilometre (km)?
a)
Yes
b)
No
3.
The SI unit for measuring mass is the
__?__.
__?__.
a)
meter (m)
b)
liter (L)
c)
cubic meter (m3)
d)
kilogram (kg)
4.
What SI unit is used to measure electric current?
a)
seconds
b)
amperes
c)
Kelvin
d)
mole
5.
What is base quantities ?
a)
the branch of science concerned with the nature and properties of matter and energy
b)
the branch of science that deals with the identification of the substances of which matter is composed
c)
physical quantities that cannot be defined in terms of other physical quantities
6.
What is derived quantities ?
a)
a tendency to do nothing or to remain unchanged.
b)
combination of two or more base quantities
c)
the quantity of motion of a moving body, measured as a product of its mass and velocity.
7.
Which of the following quantity is base quantity ?
a)
voltage
b)
electric current
c)
electric energy
d)
electric power
8.
Which of the following pairs of physical quantity and SI unit is correct ?
a)
Mass - SI unit : Gram
b)
Time - SI unit : Hour
c)
Electric current - SI unit : Volt
d)
Temperature - SI unit : Kelvin
9.
What is the SI unit of weight?
a)
kilograms
b)
grams
c)
newtons
d)
kg
10.
What is the unit of DENSITY
a)
m/s
b)
m/s2
c)
kg/m3
d)
Newton
11.
What is the SI unit for Work? Given Work=Force×Dispplacement
a)
Joule/s
b)
Joule
c)
Newton
d)
Pascal
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