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WorksheetsSemester 2 Review
Total questions: 45
Worksheet time: 23mins
Name
Class
Date
1.
What does "Amplitude" refer to in the context of ocean waves?
a)
The time it takes for a wave to travel from one peak to the next
b)
The number of waves passing a fixed point in a set period of time
c)
The highest and lowest points of the waves on a graph
d)
The maximum height of a wave from its rest position
2.
What happens to a child's speed on a swing as they reach the highest point of the swing?
a)
Gainds velocity
b)
Becomes zero
c)
It loses velocity
d)
It remains constant
3.
Imagine you are at the beach, watching waves travel towards the shore. In this scenario, what plays the role of a medium for these waves?
a)
The initial source of the wave
b)
The sandy shore that the waves crash into
c)
The water through which the wave travels
d)
The frequency at which waves come
4.
Imagine you're an astronaut in space, far away from Earth. Which type of wave can still reach you without needing a medium like air or water?
a)
Sound waves
b)
Electromagnetic Radiation
c)
Water waves
d)
Mechanical Waves
5.
When you see waves approaching the shore at the beach, what are they primarily transporting?
a)
Matter
b)
Particles
c)
Energy
d)
Heat
6.
At a rock concert, which of the following is an example of a mechanical wave?
a)
Sound waves
b)
Gamma Rays
c)
Light Waves
d)
X-rays
7.
During a calm sea day, what is the term used to describe the highest point a surfer reaches on a wave before it breaks?
a)
Trough
b)
Frequency
c)
Amplitude
d)
Crest
8.
Imagine you're observing the ocean waves from the beach. What is the name of the lowest point you see in a wave, below the line where the water would be calm and flat?
a)
Crest
b)
Trough
c)
Equilibrium position
d)
Wavelength
9.
In a music studio, how is the pitch of a note typically measured?
a)
Meters
b)
Hertz
c)
Cycles
d)
Seconds
10.
When Zander stands 120 meters away from a canyon wall and shouts, why is the sound wave said to be traveling double the distance?
a)
Because the sound wave travels to the wall and then back to Zander
b)
Because the canyon wall doubles the speed of the sound wave
c)
Because the sound wave gets louder as it travels
d)
Because the echo takes twice as long to return
11.
During a pool party, through which medium will the sound of the music travel faster to your friends swimming underwater?
a)
water
b)
air
c)
vacuum
d)
They travel at the same speed through air and water
12.
When observing a dolphin swimming swiftly beneath the water's surface, one can calculate its speed using the wave equation v = f • λ. This equation is applicable for determining the velocity of which of the following?
a)
Only sound waves
b)
Only water waves
c)
Only light waves
d)
All waves
13.
According to the Doppler effect, what is true about the waves produced by a moving object?
a)
They will appear to have a frequency shift
b)
They will travel faster than the speed of light
c)
They will become visible to the human eye
d)
They will not be affected by the movement of the object
14.
300,000km/s in space, 197,000km/s in glass.
a)
Light Waves
b)
Speed of Light
c)
Opaque
15.
Does not allow light to pass through.
a)
Translucent
b)
Opaque
c)
Transparent
16.
A particle of light
a)
Photon
b)
Wave
c)
Crest
17.
Comprised of all colors of the rainbow.
a)
Opaque
b)
Photon
c)
White Light
18.
Red, green and blue
a)
Primary colors of light
b)
Third colors of light
c)
Secondary colors of light
19.
Light bending due to a change in medium
a)
Reflection
b)
Refraction
c)
Prism
20.
Converges light to form images
a)
Convex Lens
b)
Concave Lens
c)
Electromagnetic Waves
21.
Travel through empty space as vibrations.
a)
Sound Waves
b)
Divergent rays
c)
Electromagnetic Waves
22.
Number of wave cycles passing a point per second
a)
Frequency
b)
Wave Length
c)
Amplitude
23.
Cells in the retina sensitive to light
a)
Pupil
b)
Photo Receptors
c)
Lens
24.
Transmitted through particle vibrations
a)
Electromagnetic Waves
b)
Reflection
c)
Sound Waves
25.
Locating objects by bouncing sound waves
a)
Partial Reflection
b)
Echolocation
c)
Wave Behavior
26.
Imagine Avery is conducting an experiment in a lab to observe the behavior of a helium balloon as the temperature changes. What does Charles's Law state about the relationship between the volume of the helium in the balloon and its temperature?
a)
The volume of the helium in the balloon is directly proportional to its absolute temperature, assuming the quantity of helium and pressure remain constant.
b)
The volume of the helium in the balloon decreases as the temperature increases, assuming the quantity of helium and pressure remain constant.
c)
The volume of the helium in the balloon is inversely proportional to its absolute temperature, assuming pressure remains constant.
d)
The volume of the helium in the balloon is unrelated to its temperature.
27.
Imagine Benjamin diving into the ocean. What depth of water would exert the same pressure as the entire atmosphere?
a)
10 feet of water
b)
50 feet of water
c)
33 feet of water
d)
100 feet of water
28.
While snorkeling in a clear lake, Jackson starts to feel pressure against his ears. At what depth does this sensation typically begin?
a)
3 feet
b)
10 feet
c)
33 feet
d)
50 feet
29.
When Henry heats a sealed container of gas, what happens to the gas molecules, causing an increase in pressure?
a)
The molecules move slower and collide less.
b)
The molecules move faster and collide more.
c)
The molecules stop moving.
d)
The molecules change state from solid to liquid.
30.
Imagine Mason drops a toy boat into a bathtub full of water. According to Archimedes' Principle, what happens to the boat when it is totally or partially immersed in the water?
a)
It experiences an upward force equal to the weight of the boat.
b)
It sinks due to the weight of the water.
c)
It experiences an upward force equal to the weight of the water displaced by the boat.
d)
It experiences a downward force equal to the weight of the water displaced.
31.
When David drops a toy boat into a bucket of water, what is the term used to describe the force that acts upward against gravity and reduces the actual weight of the boat when it is submerged?
a)
Gravitational force
b)
Mass
c)
Upthrust
d)
Density
32.
Elijah is studying physics and wants to understand what mass measures. According to the learning material, what does mass measure?
a)
The volume of an object.
b)
The weight of an object.
c)
The density of a substance.
d)
The amount of matter in an object or substance.
33.
Hospitals buy 400 L cylinders of oxygen gas compressed at 150 atm pressure. They need to
administer oxygen to patients at 3.0 atm. What volume (V2) of oxygen can a cylinder supply at this lower
pressure? P1V1=P2V2
a)
20000 L
b)
256 L
c)
400 L
d)
1200 L
34.
Samuel is working on a project involving a hydraulic braking system in a prototype car. He applies a force of 85 N to the master cylinder, which has an area of 8.1 cm2. This system is designed to transfer the force to a brake piston, which then exerts a force of 296 N. Calculate the area of the brake piston using the principle F1/A1 = F2/A2.
a)
5.3 cm^2
b)
34.6 cm^2
c)
8.1 cm^2
d)
28.21 cm^2
35.
During a science fair, Grace's experiment involves a large inflatable structure that accidentally deflates and collapses in the school yard. If the structure exerts a downward force of 4000 N over an area of 250 m2, what pressure is put on the ground by the structure? P=F/A
a)
16 Pa
b)
250 Pa
c)
10 Pa
d)
10000000 Pa
36.
What is measured by the amount of work it can do?
a)
Speed
b)
Mass
c)
Energy
d)
Force
37.
Total Mechanical Energy is the sum of an object's ___________.
a)
PE + KE
b)
KE/PE
c)
PE - KE
d)
PE * KE
38.
What is the principle called that states energy cannot be created nor destroyed, but can be transformed from one type to another in a closed system?
a)
Conservation of Momentum
b)
Conservcation of Mass
c)
Conservation of Energy
d)
Conservation of Velocity
39.
According to the conservation of energy, what does the kinetic energy (KE) at the bottom of a drop equal?
a)
The mechanical energy at the top
b)
The potential energy (PE) at the top
c)
The sum of potential and kinetic energy at the top
d)
Half of the potential energy at the top
40.
An object has a mechanical energy of 1575 J and a potential energy of 1265 J. What is the kinetic energy of the object?
a)
310 J
b)
1265 J
c)
1575 J
d)
0 J
41.
Using the conservation of energy, how can you calculate the height at which an object is located if you know its potential energy and mass?
a)
Height = Potential Energy + mass
b)
Height = Potential Energy × mass
c)
Height = Potential Energy / mass
d)
Height = Potential Energy / (mass × g)
42.
Using the formula PE= mgh, how high above the ground is an object if its potential energy is 1265 J and its mass is 12 kg? (Assume g = 9.81 m/s²)
a)
10.7 m
b)
15.3 m
c)
8.5 m
d)
12.9 m
43.
Energy that moves in waves through a medium or space
a)
Sound
b)
Chemical
c)
Electromagnetic
d)
Thermal
44.
Energy that is stored in objects when they are stretched, compressed, twisted or bent.
a)
Elastic Potential Energy
b)
Electrical
c)
Mechanical
d)
Chemical
45.
What is the GPE at 1?
a)
0 J
b)
20 J
c)
50 J
d)
1960 J
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