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WorksheetsFundamental Chemistry: Semester 2 Exam
Total questions: 50
Worksheet time: 2hrs 40mins
Mass is the
Amount of space an object takes up.
Density of an object
Amount of matter in an object
An object that is accelerating may be
Changing speed
Changing direction
All of the above
Newton’s first law says an object in motion tends to stay in motion and is often called the Law of
Resistance
Inertia
Momentum
Which formula represents Newton’s second law of motion?
Acceleration = force/ mass
Momentum = mass x velocity
a2 + b2 = c2
Newton’s third law of motion describes
Action and reaction forces.
centripetal forces.
Balanced forces.
_____ is a force that opposes the motion of objects that move through the air.
Rolling friction
Static friction
Air resistance
The two forces acting on a falling leaf are
Gravity and air resistance
Weight and rolling friction.
Gravity and static friction
Which is true regarding an object as it goes from the Earth to the Moon?
Mass changes but weight stays the same.
Its weight changes and mass stays the same.
Both weight and mass will decrease.
Which cart has the greatest kinetic energy in figure 4.2?
A
B
C
Which cart has the greatest gravitational potential energy in figure 4.2?
A
B
C
If the car you are riding in stops suddenly, your body will continue moving forward due to
Centripetal force
Inertia
Friction forces
According to the kinetic theory of matter, all matter
Is in constant motion
Is in the liquid state
Is tightly packed
As you heat an object, what happens to the particles in the object?
They do not move
They move faster
They move slower
_____ is a measure of the average kinetic energy of the particles in an object.
Temperature
Speed
Mass
A material in which electrons are able to move easily is
A conductor
An insulator
An electric field
Opposite charges
Repel
Attract
Wall outlets deliver which type of current?
Neutral current
Alternating current
Direct current
A material through which electrons do not move easily is
An insulator
A circuit
A conductor
In which circuit above will all the lights go out when only one is removed?
A
B
What is the correct label for circuit B in the figure above?
Resistance circuit
Series circuit
Parallel circuit
Mechanical waves must travel through a
Vacuum
Medium
Solid
If the wavelength of a wave increases, what will happen to the frequency?
It will increase
It will decrease
It will remain the same
The number of complete waves that pass in a given time is called
Amplitude
Periodic motion
Frequency
Amplitude measures the amount of ____ in a wave.
Energy
Sound
Hertz
Which part of the wave above is labeled A?
trough
compression
crest
Which part of the wave above is labeled B?
Rarefaction
Reflection
Compression
What is measured in the section labeled #1 in the wave above?
Compression
Frequency
Wavelength
Which part of the wave above is labeled #2?
Rarefraction
Trough
Crest
Which part of the wave above is labeled #3 in the wave above?
Amplitude
Trough
Rarefraction
Which part of the wave above is labeled #4?
Diffraction
Crest
Trough
Sound waves are ______________.
Electromagnetic waves
Transverse Waves
Longitudinal waves
An ambulance siren sounds different as it approaches you than when it moves away from you. The change in pitch you hear is due to __________________.
Doppler Effect
Diffraction
Rarefaction
Why can you see fireworks before you can hear them?
Light can travel through a vacuum.
Light travels faster than sound
Loud noises travel faster than soft noises
Sound cannot travel through ________________________.
Hydrogen gas
a vacuum
Ice
What is the speed of electromagnetic waves in a vacuum?
800,000,000m/s
8.0 x 10^3 m/s
3.0 x 10^8 m/s
A blue object
Reflects blue light
Reflects all the colors but blue light
Reflects white light
What is the SI Unit for distance or length?
Watt
m/s
meter
What is the SI Unit for speed or velocity?
Watt
m/s
Amoeres
What is the SI Unit for force?
Amperes
Meter
Newton
What is the SI Unit for electrical current?
Watt
Amperes
Newton
What is the SI Unit for power?
Watt
Amperes
Meter
What is the SI Unit for wave frequency?
Hertz
Decibel
Gram
What is the SI Unit for sound intensity?
Hertz
Decibel
Gram
What is the SI Unit for acceleration?
Hertz
Joule
m/s^2
What is the SI Unit for mass?
Gram
Joule
Hertz
What is the SI Unit for work?
m/s^2
Joule
gram
In the picture above, which is an example of a pulley?
A
B
C
In the picture above, which is an example of inclined plane?
B
C
D
In the picture above, which is an example of a lever?
A
B
D
In the picture above, which is an example of wheel and axle?
A
B
C
