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WorksheetsSemester 2 Final Exam
Total questions: 153
Worksheet time: 1hrs 17mins
Kinetic Energy Equation:
KE = 1/2 m v2
The "m" is...
Velocity
Kinetic Energy
Height
Mass
Kinetic Energy Equation:
KE = 1/2 m v2
The "v" is...
Velocity
Kinetic Energy
Height
Mass
Gravitational Energy Equation:
GPE = m g h
The "m" is...
Mass
Gravitational Energy
Height
Gravity (9.8 m/s2)
Gravitational Energy Equation:
GPE = m g h
The "g" is...
Mass
Gravitational Energy
Height
Gravity (9.8 m/s2)
Gravitational Energy Equation:
GPE = m g h
The "h" is...
Mass
Gravitational Energy
Height
Gravity (9.8 m/s2)
Mass is measured in...
meters (m)
Joules (J)
kilograms (kg)
meters/second (m/s)
Velocity is measured in...
meters (m)
Joules (J)
kilograms (kg)
meters/second (m/s)
Energy is measured in...
meters (m)
Joules (J)
Newton/meter (N/m)
meters/second (m/s)
Work is measured in...
meters (m)
Joules (J)
Newton/meter (N/m)
meters/second (m/s)
Height (h) is measured in...
meters (m)
Joules (J)
Newton/meter (N/m)
meters/second (m/s)
If a ball rolls with a velocity of 4 m/s, and it has a mass of 1 kg, how much kinetic energy does it have?
8 J
2 J
4 J
16 J
If a toy car moves with a velocity of 2 m/s, and it has a mass of 2 kg, how much kinetic energy does it have?
8 J
2 J
4 J
16 J
A brick is held 10 m above the ground, and it has a mass of 1 kg. How much gravitational energy does it have?
10 J
98 J
9.8 J
49 J
Initially, the cart is not moving, and the spring is compressed. What type(s) of energy is in the system?
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
The cart is moving and is no longer pressed against the spring. What type(s) of energy is in the system BEFORE it goes into the loop? Include friction.
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
The cart is upside down and moving in the loop. What type(s) of energy is in the system? Include friction.
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
A cart is rolling along the floor. It is NOT touching the spring. What type(s) of energy is in the system? Include friction.
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
A cart rolls into a spring. The spring is compressed and the car STOPS. What type(s) of energy is in the system when the car is stopped?
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
A ball is at the TOP of a ramp, not moving. What type(s) of energy is in the system?
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
A ball is moving on the floor at the BOTTOM of a ramp. What type(s) of energy is in the system? Include friction.
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
A ball is moving in the MIDDLE of the ramp. What type(s) of energy is in the system? Include friction.
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
A skater is rolling down a FRICTIONLESS track. What type(s) of energy is in the system?
Elastic Energy (EPE)
Gravitational Energy (GPE)
Kinetic Energy (KE)
Loss (L)
What is an example of elastic energy (EPE)?
A stretched rubber band.
A person standing at the top of a ladder.
A ball rolling on the floor.
Friction between car tires and the road.
What is an example of loss (L)?
A stretched rubber band.
A person standing at the top of a ladder.
A ball rolling on the floor.
Friction between car tires and the road.
What is an example of gravitational energy (GPE)?
A stretched rubber band.
A person standing at the top of a ladder.
A ball rolling on the floor.
Friction between car tires and the road.
What is an example of kinetic energy (KE)?
A stretched rubber band.
A person standing at the top of a ladder.
A ball rolling on the floor.
Friction between car tires and the road.
What happens to the kinetic energy (KE) when the mass is increased?
It increases.
It decreases.
It stays the same.
What happens to the kinetic energy (KE) when the velocity is decreased?
It increases.
It decreases.
It stays the same.
What happens to the elastic energy (EPE) of a rubber band that is stretched MORE?
It increases.
It decreases.
It stays the same.
You lift your backpack from the floor to the lab table. What happens to the gravitational energy (GPE) of the backpack?
It increases.
It decreases.
It stays the same.
You lift a golf ball and a bowling ball up in the air, 1 m above the ground. Which has more gravitational energy (GPE)?
The golf ball.
The bowling ball.
They both have the same GPE.
At the TOP of the ramp, the ball has 100 J of energy. If the ramp is FRICTIONLESS, how much energy does the ball have at the BOTTOM of the ramp?
Less than 100 J
100 J
More than 100 J
At the TOP of the ramp, the ball has 12 J of energy. At the BOTTOM of the ramp, the ball has 8 J of energy. How much energy is thermal/loss, due to friction?
20 J
4 J
8 J
It is not possible to tell.
Law of Conservation of Energy says that...
You can create energy.
You can destroy energy.
Energy changes forms, but the total amount stays the same.
A biker rides up a frictionless hill. The biker's total energy is 150 J at the BOTTOM of the hill, and 200 J at the TOP of the hill. Why?
50 J of work is done by pedaling
50 J of loss occurs due to friction
50 J of GPE is created by moving uphill
50 J of KE is created by moving faster
A ball is dropped and bounces up to a LOWER height. Why? Pick TWO correct answers.
Work was done
Loss occurred
There is friction and air resistance
Energy in the ball stays the same
Which of these is NOT a field force?
Gravitational Force
Electric Force
Magnetic Force
Friction Force
The force of gravity...
Always attracts
Can attract or repel
Always repels
Does not attract or repel
Electric force...
Always attracts
Can attract or repel
Always repels
Does not attract or repel
On which planet does the astronaut have the MOST weight?
Planet A
Planet B
Planet C
The astronaut has the same weight on all three planets
On which planet does the astronaut have the MOST mass?
Planet A
Planet B
Planet C
The astronaut has the SAME mass on all three planets
On which planet does the astronaut have the MOST weight?
Planet A
Planet B
Planet C
The astronaut has the SAME weight on all three planets
Which pulls with a stronger force of gravity - Earth, Moon, or do they pull with the same force?
The Earth pulls more than the Moon
The Moon pulls more than the Earth
They pull on each other with the SAME force
Which of these sets of charges would look like the picture?
A positive charge and a negative charge
A positive charge and a neutral charge
A negative charge and a neutral charge
Two negative charges
Which of these sets of charges would look like the picture?
Two positive charges
A positive charge and a neutral charge
Two neutral charges
Two negative charges
Which of these sets of charges would look like the picture?
A positive charge and a negative charge
A negative charge and a neutral charge
Two neutral charges
Two negative charges
What happens to the force of gravity (Fg) when mass increases?
Fg increases
Fg decreases
Fg stays the same
What happens to the force of gravity (Fg) when the distance (r) increases?
Fg increases
Fg decreases
Fg stays the same
What happens to the electric force (Fe) when the distance (r) decreases?
Fe increases
Fe decreases
Fe stays the same
What happens to the electric force (Fe) when the charge (q) decreases?
Fe increases
Fe decreases
Fe stays the same
What happens to the electric force (Fe) when a charge (q) changes from positive to negative?
Fe increases
Fe decreases
Fe stays the same
If an object's mass is 10 kg and it is on a planet whose gravity is 2 m/s/s, what is its weight?
5 N
20 N
20 kg
5 kg
If an object's weight is 50 N and it is on a planet whose gravity is 5 m/s/s, what is its mass?
10 N
10 kg
250 kg
250 N
An apple falls toward Earth. What happens to its WEIGHT as it falls?
Its weight increases
Its weight decreases
Its weight stays the same
An apple falls toward Earth. What happens to its MASS as it falls?
Its mass increases
Its mass decreases
Its mass stays the same
What is the difference between mass and weight?
Mass is the amount of matter in an object, weight is gravity's pull on an object
Mass is gravity's pull on an object, weight is the amount of matter in an object
Mass changes, weight always stays the same
Nothing - mass and weight are the same thing
If an object's weight is 98 N on Earth. Earth's gravity is 9.8 m/s/s. What is the MASS of the object on Mars? (On Mars, g = 3.77 m/s/s)
10 N
10 kg
960.4 kg
960.4 N
If an object's weight is 900 N on Venus. Venus' gravity is 9 m/s/s. What is the WEIGHT of the object on Mars? (On Mars, g = 3.8 m/s/s)
26.3 N
26.3 kg
380 kg
380 N
What happens to Fg when M is HALVED?
Fg is halved (2 times smaller)
Fg doubles (2 times bigger)
Fg quadruples (4 times bigger)
Fg gets 4 times smaller
What happens to Fg when r is HALVED?
Fg is halved (2 times smaller)
Fg doubles (2 times bigger)
Fg quadruples (4 times bigger)
Fg gets 4 times smaller
What happens to Fg when M is DOUBLED?
Fg is halved (2 times smaller)
Fg doubles (2 times bigger)
Fg quadruples (4 times bigger)
Fg gets 4 times smaller
What happens to Fg when both M and r are DOUBLED ?
Fg is halved (2 times smaller)
Fg doubles (2 times bigger)
Fg quadruples (4 times bigger)
Fg gets 4 times smaller
What happens to Fe is one charge (Q) is DOUBLED?
Fe is halved (2 times smaller)
Fe doubles (2 times bigger)
Fe quadruples (4 times bigger)
Fe gets 4 times smaller
What happens to Fe if a charge stays the same size, but changes from negative to positive?
Fe increases
Fe decreases
Fe stays the same size
What happens to Fe when both Q1 and Q2 are DOUBLED?
Fe is halved (2 times smaller)
Fe doubles (2 times bigger)
Fe quadruples (4 times bigger)
Fe gets 4 times smaller
What happens to Fe when both Q1 and r are HALVED?
Fe is halved (2 times smaller)
Fe doubles (2 times bigger)
Fe quadruples (4 times bigger)
Fe gets 4 times smaller
In order for a sound wave to travel, it needs...
a crest
a wavelength
a medium
a frequency
The amplitude of a transverse wave can be measured by finding the distance from... (Select TWO Answers!)
Crest to Crest
Trough to Trough
Center Line to Crest
Center Line to Trough
The wavelength of a transverse wave can be measured by finding the distance from... (Select TWO Answers!)
Crest to Crest
Trough to Trough
Center Line to Crest
Center Line to Trough
In which type of wave does the medium vibrate PARALLEL to the direction of wave travel?
Longitudinal Wave
Transverse Wave
In which type of wave does the medium vibrate PERPENDICULAR to the direction of wave travel?
Longitudinal Wave
Transverse Wave
Frequency is...
the number of seconds it takes for one wave to pass by
the distance from crest to crest
the number of waves that pass by each second
the distance from the center line to the crest
Frequency is measured in...
Hertz (Hz)
Meters (m)
Meters/Second (m/s)
Seconds (s)
Wavelength is measured in...
Hertz (Hz)
Meters (m)
Meters/Second (m/s)
Seconds (s)
Wave speed is measured in...
Hertz (Hz)
Meters (m)
Meters/Second (m/s)
Seconds (s)
If the wave speed is 100 m/s, and the wavelength is 2 m, what is the frequency?
200 Hz
102 Hz
98 Hz
50 Hz
If the wavelength is 20 m, and the frequency is 5 Hz, what is the wave speed?
25 m/s
0.25 m/s
100 m/s
4 m/s
If the wave speed is 40 m/s, and the frequency is 8 Hz, what is the wavelength?
32 m
5 m
320 m
0.2 m
What is the compact/higher pressure part of a longitudinal sound wave?
Crest
Trough
Compression
Rarefaction
What is the strecthed out/lower pressure part of a longitudinal sound wave?
Crest
Trough
Compression
Rarefaction
The pitch of a sound wave is determined by its...
Amplitude
Wavelength
Wave Speed
Frequency
The loudness (volume) of a sound wave is determined by its...
Amplitude
Wavelength
Wave Speed
Frequency
The energy of a wave is determined by its...
Amplitude
Wavelength
Wave Speed
Frequency
The wave speed of a wave is determined by its...
Amplitude
Wavelength
Medium
Frequency
Which wave has the HIGHER pitch?
Wave A
Wave B
The waves have the same pitch
Which wave is louder (higher volume)?
Wave A
Wave B
The waves have the same pitch
Which sound has the LOWER pitch?
Sound A
Sound B
Both sounds have the same pitch
Which sound is QUIETER (lower volume)?
Sound A
Sound B
Both sounds have the same pitch
Which wave has more energy?
Wave E
Wave F
Both waves have the same amount of energy
Which wave has a LOWER frequency?
Wave E
Wave F
Both waves have the same frequency
What does this picture show? Select TWO answers.
Standing Wave
Constructive Interference
Destructive Interference
Superposition
What does this picture show? Select TWO answers.
Standing Wave
Constructive Interference
Destructive Interference
Superposition
What happens to these waves AFTER they combine?
Wave A keeps moving right, Wave B keeps moving left
Wave A reflects and moves left, Wave B reflects and moves right
Both waves stay combined and travel together on the rope.
What does this picture show?
Standing Wave
ONLY Constructive Interference
ONLY Destructive Interference
Beats
Antinodes are formed by...
Constructive Interference
Destructive Interference
Beats
Nodes are formed by...
Constructive Interference
Destructive Interference
Beats
This wave shows "beats." What would the wave sound like?
The pitch would get higher and lower
The volume would get softer and quieter
BOTH the pitch and volume would change
Waves carry/transport...
Matter
Energy
BOTH Energy and Matter
NEITHER Energy nor Matter
The crest is moving right, and when it reflects off the FIXED end, it becomes a trough moving left. If these two waves combine, it would be...
Constructive Interference
Destructive Interference
An increase in energy
Beats
The crest is moving right, and when it reflects off the FREE end, it becomes a crest moving left. If these two waves combine, it would be...
Constructive Interference
Destructive Interference
A decrease in energy
Beats
These waves pass by in 1 second. Which wave has the LOWEST frequency?
The red wave
The blue wave
The green wave
All three waves have the same frequency
A ship uses sonar to find the depth of the seabed. If the speed of sound in water is 1500 m/s, and it takes 4 seconds to hear the "ping," how deep is the seabed? V=d/t
6000 m
12,000 m
3000 m
1500 m
A quiet bird and a loud bird make sounds that travel through AIR. Which wave is FASTER?
The quiet wave is faster
The loud wave is faster
Both waves have the SAME speed, because it's the SAME medium
A student yells, and hears an echo 1 second later. The speed of sound in air is 340 m/s. How far away is the wall from the student?
340 m
680 m
170 m
220 m
You strike the PURPLE key on the toy xylophone, then the RED key. What happens to the wavelength and frequency of the sound wave?
The wavelength and frequency both increase
The wavelength and frequency both decrease
The wavelength decreases and the frequency increases
The wavelength increases and the frequency decreases
A sound wave is traveling in steel, then moves into air. What happens to the wave speed and wavelength?
Both the wave speed and wavelength increase
Both the wave speed and wavelength decrease
The wave speed increases and the wavelength decreases
The wave speed decreases and the wavelength increases
How do you change the speed of a wave?
Change the amplitude
Change the frequency
Change the medium
Change the wavelength
Wave A's amplitude is 5 cm and Wave B's amplitude is 10 cm. What is the maximum interference/amplitude of the waves when they combine?
5 cm
10 cm
50 cm
15 cm
What are the primary colors of light? Select THREE answers.
Blue
Green
Yellow
Red
Magenta
What are the secondary colors of light? Select THREE answers.
Blue
Cyan
Yellow
Red
Magenta
Which color is the lowest frequency?
Blue
Green
Yellow
Red
Violet
Which color is the highest frequency?
Blue
Green
Yellow
Red
Violet
Red light + Green light =
Cyan Light
Brown Light
Yellow Light
Magenta Light
Blue Light + Green Light =
Cyan Light
Green Light
Yellow Light
Magenta Light
Red Light + Blue Light =
Purple Light
Cyan Light
Yellow Light
Magenta Light
Which color reflects all colors of light?
White
Black
Brown
Grey
Which color absorbs all colors of light?
White
Black
Brown
Grey
Under a BLUE light, a BLUE object will look...
White
Black
Blue
Red
Which region of the EM spectrum has the HIGHEST frequencies?
Radio Waves
Gamma Rays
X-Rays
Ultraviolet (UV) Light
Under a RED light, a BLUE object will look...
Red
Blue
Black
White
All electromagnetic (EM) waves are...
Transverse Waves
Compressional Waves
Longitudinal Waves
Mechanical Waves
Sound waves are...
Transverse Waves
Radio Waves
Longitudinal Waves
Electromagnetic Waves
All electromagnetic waves travels at what speed?
300 m/s
30,000 m/s
3,000,000 m/s
300,000,000 m/s
Which electromagnetic wave travels the FASTEST?
Radio Waves
Visible Light
Ultraviolet Light
Gamma Rays
All travel at the SAME SPEED
Which region of the electromagnetic spectrum has the LONGEST wavelengths?
Gamma Rays
Infrared Light
Visible Light
Radio Waves
The only region of the electromagnetic spectrum we can see is...
Microwaves
Visible Light
Infrared Light
X-Rays
Which part of the electromagnetic spectrum falls between visible light and X-rays?
Microwaves
Ultraviolet (UV) Light
Gamma Rays
Infrared Light
Under RED light, GREEN grass looks...
White
Red
Green
Black
Which part of the electromagnetic spectrum falls between radio waves and infrared light?
Gamma Rays
Visible Light
Microwaves
X-Rays
This type of light is used for cooking food, sending cell phone signals, and radar.
Radio Waves
Microwaves
Infrared Light
Ultraviolet (UV) Light
This type of light is used for airport luggage screening and medical imaging.
X-Rays
Microwaves
Infrared Light
Ultraviolet (UV) Light
For a person to see an object, light must...
Pass through the object (transmission)
Be absorbed into the object
Bounce off the object (reflection)
Change mediums and bend (refraction)
This type of light helps you make vitamin D, can kill bacteria, and can cause sunburn and eye damage
Radio Waves
Gamma Rays
X-Rays
Ultraviolet (UV) Light
This type of light is used in night vision goggles, your TV remote, and heat imaging cameras.
Radio Waves
Infrared Light
Ultraviolet (UV) Light
X-Rays
If you shine a MAGENTA light on a CYAN balloon, it will look...
Blue
Red
Black
Green
If you shine a RED light on a YELLOW flower, it will look...
Yellow
Red
Green
Black
If you shine a GREEN light on a MAGENTA t-shirt, it will look...
Red
Blue
Green
Black
If you shine a YELLOW light on a RED apple, it will look...
Yellow
Red
Black
Green
What is this?
Transmission
Absorption
Reflection
Refraction
Scattering
What is this?
Transmission
Absorption
Reflection
Refraction
Scattering
What is this?
Transmission
Absorption
Reflection
Refraction
Scattering
What is this?
Transmission
Absorption
Reflection
Refraction
Scattering
What is this?
Transmission
Absorption
Reflection
Refraction
Scattering
Lenses...
Reflect Light
Refract Light
Absorb Light
Scatter Light
Mirrors...
Reflect Light
Refract Light
Absorb Light
Scatter Light
This mirror is...
Convex and converges light
Concave and converges light
Convex and diverges light
Concave and diverges light
This mirror is...
Convex and converges light
Concave and converges light
Convex and diverges light
Concave and diverges light
This lens is...
Convex and converges light
Concave and converges light
Convex and diverges light
Concave and diverges light
This lens is...
Convex and converges light
Concave and converges light
Convex and diverges light
Concave and diverges light
Which of these are ionizing radiation? Select TWO answers.
Gamma Rays
Microwaves
Ultraviolet (UV) Light
Infrared Light
This image in this mirror is...
Right side up and smaller
Right side up and larger
Right side up and the same size
Upside down
This image in this mirror is...
Right side up and smaller
Right side up and larger
Right side up and the same size
Upside down
This image in this mirror is usually...
Right side up and smaller
Right side up and larger
Right side up and the same size
Upside down
