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WorksheetsCSEC Physics - 01 Mechanics
Total questions: 40
Worksheet time: 22mins
Which of the following are fundamental quantities?
Area
Luminous Intensity
Time
Speed
Which of the following are derived quantities?
Force
Mass
Luminous Intensity
Energy
How many fundamental quantities are there?
4
7
9
too many to count
How many derived quantities are there?
4
7
9
too many to count
True/False: When converting from a larger unit to a smaller unit we expect LESS of the smaller unit.
TRUE
FALSE
What is the
UNIT or SI UNIT for mass
kg
kg ms-2
ms−2
W
What is the SYMBOL for mass
lv
t
m
T
What is the SI UNIT for time?
century
s
N
J
What is the SYMBOL for time?
T
m
t
I
What is the SI UNIT for distance?
J
m
W
s
What is the SYMBOL for distance?
V
d
ρ
v
Seconds are the SI UNIT for ...
distance
velocity
speed
time
What is the SYMBOL for time
T
v
V
t
What is the SI UNIT for speed?
m
ms−1
ms−2
m/s
What is the SYMBOL for speed?
s
t
m
T
What is the UNIT for acceleration?
ms−2
Nm
ms−1
Nm−1
What is Δv?
a change or difference in value
a change or difference in velocity
a change or difference in volume
a change or difference in variety
What is the UNIT for force?
Watt
Newton
kilogram
Henry
What is the unit for weight?
kilogram
Newton
torque
kilograms per second
ms-1 is the unit for ...
acceleration
velocity
momentum
force
There may be one or more answers: -
What is the unit for torque, τ?
Neutrons
Newtons
N.m
Newton meters
There may be one or more answers: -
What is the unit for kinetic energy, Ek?
j
Joul
Volt
J
V
There may be one or more answers: - Joule is the unit for...
Work
Kinetic Energy
Elastic Potential Energy
Gravitational Potential Energy
What is the unit for work, w?
Newton
Torque
Joule
metres per second
What is the unit for power, P?
Watt
Newton
Energy
Joule
What is the unit for momentum, ρ?
Moments
kg ms−1
kg ms−2
inertia
Determine the significant figure(s) of: 0.01010
6
5
4
3
Determine the significant figure(s) of: 100010
6
5
4
3
Determine the significant figure(s): 111000
6
5
4
3
For the following, determine the fundamental quantity.
Volume
Area
Length
Depth
Convert 112.3 ft to m
34.25
34.15
34.13
34.23
What is a PUSH and PULL of an object?
Friction
Force
Motion
Gravity
Why is it harder for the boy in Image B to get down the hill?
Motion
Friction
Work
Displacement
How is gravity affected by mass?
Small object has no gravity
Gravity is not affected by mass, whether large or small
The larger the mass, the greater the object experienced the gravitational attraction
Small objects have less gravity
What is standard unit of force?
Newtons
Pounds
Grams
Meters
How does friction affect speed?
More friction decreases speed
Less friction decreases speed
More friction increases speed
Less friction doesn't affect speed
Newton's third law states that for every action, there is an equal and opposite _____________.
friction
satisfaction
fraction
reaction
Newton's second law says the acceleration of an object depends on its _______________ and ________________.
gravity
applied force
weight
mass
If an object stays still or continues moving at the same speed and in the same direction, it is a ____________ force.
weak
strong
balanced
unbalanced
The rock in the picture is pushed over the edge and it begins to fall. Determine the conversion energy involved.
mechanical to heat
potential to kinetic
sound to mechanical
kinetic to potential
