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WorksheetsPhysics Final Exam 2024
Total questions: 94
Worksheet time: 4hrs 52mins
Which form of EM radiation has a shorter wavelength and higher frequency than visible light?
radio waves
infrared
ultraviolet
microwaves
The type of EM wave that is used to cook food. It has a higher frequency (and shorter wavelength) than radio waves.
radio
microwave
gamma
visible light
These are the waves that are used absorbed by our bones and are used to create medical images.
visible light
gamma rays
x rays
microwaves
If something does not allow any light to pass through it, it is ______.
opaque
transparent
translucent
illuminating
This type of UV radiation is responsible for wrinkles and aging.
UVA
UVB
Is this scenario an elastic or inelastic collision?
A pool stick striking a billiard ball.
elastic
inelastic
The unit of work is
watt
hertz
joule
pascal
Vectors are quantities that have magnitude and direction
True
False
Scalars are quantities that have a magnitude and direction
True
False
What is defined as a push or pull between two objects that are touching?
Contact force
Force that acts over a distance
Non contact force
Normal force
Motion is the result of ____ force
balanced
no
unbalanced
The SI unit for force is the
Newton
Watt
Joule
Kilogram
If you were to drop a bowling ball and a tennis ball from a height of 200 meters in a vacuum, which would fall faster?
the bowling ball
the tennis ball
they would both fall at the same speed
objects do not fall in a vacuum
Isaac Newton's second law of motion can be represented as
F = 1/2 kx2
F = 1/2 mv2
F = mgh
F = ma
Power is defined as
the rate at which work is done
the rate at which a spring oscillates
the total mechanical energy
the magnitude of the normal force
Momentum before = Momentum after
according to the Law of Conservation of __________________________.
Momentum
Energy
Force
Acceleration
Collision where objects collide, and stick together.
inelastic collision
elastic collision
explosion
none of these
For every action, there is an equal and opposite reaction.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
none of these
What is wavelength?
the number of waves that pass a given point each second
the height of a wave
the flow of charged particles (electrons)
the length of one cycle of a wave (from crest to crest)
The frequency of a wave is the--
number of waves that pass a given point each second
length of one cycle of a wave (from crest to crest)
tendency to continue moving
the height of a wave
In what kind of wave does the matter in the medium moves in the same direction (parallel) that the wave travels
Longitudinal wave
Transverse wave
Light wave
Brain wave
Air resistance is caused by friction between the air and an object moving through the air.
True
False
A real car moving at 10 km/h has more momentum than a toy car moving at the same rate because ______.
its mass is greater
its mass is less
it moves faster
of friction
Pretend that you are in a car and not wearing a seatbelt. What might happen to you if the driver slammed on the brakes?
You would move sideways
You would move towards the front windshield
You would stay in your seat
Looking at the image. Decide if this is balanced or unbalanced.
Unbalanced
Balanced
What pulls a ball back to earth?
Gas
Gravity
Friction
Molecules
Pushing a child on a swing is easier than pushing an adult on the same swing would be an example of which law of motion?
1st Law
2nd Law
3rd Law
A waitress carrying drinks across a restaurant is doing work on the tray of drinks.
True.
False.
In which of these types of media will sound travel fastest?
Solid
Liquid
Gas
What is this a picture of?
Reflection
Refraction
How are we able to see the color white?
All colors except red are absorbed
All colors are absorbed
All colors are reflected
All colors except red are reflected
This diagram best represents
reflection
refraction
absorption
dispersion
Can energy be created or destroyed?
No
Yes
_____________ is energy that an object stores due to its position.
potential energy
kinetic energy
mechanical energy
thermal energy
These magnets will...
attract
repel
nothing will happen
This is an example of what type of circuit?
simple
series
parallel
To complete the circuit, a wire should be placed from —
When the switch is closed the buzzer will sound because -
Select all that apply: How can you make an magnetic force STRONGER?
Bring the magnets closer together
Move the magnets further away
Increase the strength of the magnets
Decrease the strength of the magnets
Electrons have a __________ charge.
positive
negative
neutral
Like charges ________.
repel
attract
Opposite charges ________.
repel
attract
A simple machine that consists a rigid bar that pivots on a fixed point
lever
pulley
wheel and axle
fulcrum
An axe is an example of a
pulley
inclined plane
screw
wedge
When force is used to move an object across a distance, this is called...
effort
power
energy
work
The device used to raise a flag up a flag pole is an example of a
wheel and axle
lever
inclined plane
pulley
