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Final 1st semester Quiz

Total questions: 182

Worksheet time: 3hrs 40mins

Name
Class
Date
1.

Mathematician, Astronomer, & Physicist who discovered gravity, laws of motion, calculus, reflecting telescope.

a)

Isaac Newton

b)

Marie Curie

c)

Stephen Hawkings

d)

AlexanderFleming

2.

A student inflates a balloon attached to a plastic straw. A string is threaded through the straw and tied to opposite ends of the room. When the air in the balloon is released, the balloon travels the length of the string. Which of Newton's laws explain this?

a)

The law of action-reaction

b)

Newton's law of magnetism

c)

The law of force and acceleration

d)

The law of gravity

3.
What is the standard unit force is measured in?
a)
Newtons
b)
pounds
c)
grams
d)
meters
4.

If a 40 kg student is pushed in a rolling chair with a force of 30 N, what is the student's acceleration?

(a)  

5.

A car driving down the road runs out of gas. Which of Newton's laws explains why the car continues to move without gasoline? Be able to explain why. This will be a constructed response question.

(a)  

6.
According to Newton's second law, if you increase the force applied to an object :
a)
it accelerates more
b)
it doesn't move
c)
you get more inertia
d)
it decelerates
7.

Which of the following would be a good example of Newton's third law of motion?

a)

An air freshener hanging from the rear-view mirror of a car hangs still while the car moves forward with a constant acceleration

b)

A carbon dioxide-fueled rocket launches upward into the air as carbon dioxide gas accelerates toward the ground below the rocket

c)

Two balls of different masses are rolled with the same force, resulting in the ball with larger mass stopping faster than the ball with the smaller mass.

d)

All of the above

8.
What Newtons law does this picture represent
a)
Newtons 2nd law 
b)
Law of gravity 
c)
Newtons 1st law
d)
Newtons 5th law
9.

Zoom into the image to read the question and answer

a)

A

b)

B

c)

C

d)

D

10.

Match the following Law of motion with the correct example

a)

Newton's 1st law of motion

1.

Roll a ball across smooth/rough surfaces. The ball rolls faster on smooth because less fiction

b)

Newton's 2nd law of motion

2.

Hit a ball with 2 different forces, the ball will have greater acceleration due to larger force

c)

Newton's 3rd of motion

3.

Bouncing the ball on the court is the action, the floor pushing the ball back up is the reaction

11.
Question Image

Looking at the data table in the picture, match the following vehicle with it's correct force

a)

Motorcycle

1.

16,150 N

b)

Car

2.

25,620 N

c)

Truck

3.

23, 520 N

d)

SUV

4.

23,750 N

12.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
13.

The risk of injury in a car accident is much greater if occupants do not wear a seat belt. Which of Newton's laws explain why this is true?

a)

Law of force and acceleration

b)

Law of gravity

c)

Law of action and reaction

d)

Law of inertia

14.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
15.
What is Newton's Third Law?
a)
Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
b)
Force = mass x acceleration
c)
For every action there is an equal and opposite reaction
16.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law 
c)
Newtons 3rd law 
d)
Newtons 2nd law
17.
What is Newtons 2nd law of motion?
a)
Pancakes 
b)
Force= Mass multiplied by acceleration
c)
For every action there is a equal and opposite  re-action.
d)
Law of gravity 
18.

Read the example given in the picture. Drag and drop correct answer to each box. Not all answers will be used.

These ​ (a)   are an example of the law ​ (b)   .

Choose from the below words
forces
action-reaction
unbalanced forces
gravity
force and acceleration
19.

This law of motion states that heavier objects need a larger force to make them move.

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

All of the Above

20.

Which best explains the law of force and acceleration (Newton's 2nd Law of Motion)

a)

Restraints keep passengers from falling out of a roller coaster

b)

Riders must be certain heights so they have enough mass to ride

c)

A larger force will be required to accelerate a roller coaster with more people

d)

A roller coaster that goes up must also come down due to the force of gravity

21.

What are two ways to induce (begin) a current in a solenoid?

a)

Moving a bar magnet inside a solenoid

b)

Moving a solenoid inside a magnetic field

c)

Setting a ferromagnetic material near a solenoid

d)

Resting a magnet in a solenoid

22.

If the needle on a galvanometer is not moving this means there is no _______ _________

a)

Electrical current

b)

Magnetic field lines

c)

Gravitational field

d)

Quantum Field

23.

Which factor will NOT affect the magnitude (size) of an induced electrical current?

a)

The amount of coils used

b)

The speed of the magnet movement

c)

the strength of the magnet

d)

The direction the magnet is moving

24.

Which lightbulb will have the greatest electrical current induced?

a)

A

b)

B

c)

C

d)

D

25.
How could the experimenter increase the amount of electricity being induced by this experiment?
a)
Increase the number of coils
b)
Decrease the number of coils
c)
Flip the magnet around
d)
Nothing, the amount of electricity cannot be increased
26.
What would happen if I move a bar magnet in and out of a coil of copper wire?
a)
Electric current would disappear 
b)
The magnet would explode 
c)
Electric current will flow through the wire
d)
It would produce a gravitational field
27.

Which action will increase the deflection of the galvanometer pointer?

a)

The magnetic pole is reversed

b)

The number of turns of coils is increased

c)

The coil is made from insulated wire

d)

The magnet is slowly pushed into the coil

28.

What type of energy does a generator produce?

a)

Electrical

b)

gravitational

c)

Magnetic

d)

No force

29.

What converts electrical energy into mechanical energy?

a)

Electric Motor

b)

Generator

30.

What does a power plant use to produce electricity?

a)

Generators

b)

Electric motors

31.

A ____________ is responsible for changing the direction of current in an electric motor.

a)

Commutator

b)

Solenoid

c)

Ferromagnet

d)

Electromagnet

32.

What type of input does a generator require to produce electricity?

a)

Mechanical

b)

Electrical

c)

Magnetic

d)

Gravitational

33.

What type of input does a generator require to produce electricity?

a)

Mechanical

b)

Electrical

c)

Magnetic

d)

Gravitational

34.

What does a power plant use to produce electricity?

a)

Generators

b)

Electric motors

35.

What converts electrical energy into mechanical energy?

a)

Electric Motor

b)

Generator

36.

What type of energy does a generator produce?

a)

Electrical

b)

gravitational

c)

Magnetic

d)

No force

37.

What type of device is shown?

a)

Electromagnet

b)

motor

c)

generator

d)

Electromagnetic induction

38.

A generator converts ______ into ______.

a)

Electrical energy, mechanical energy

b)

mechanical energy, electrical energy

c)

electrical energy, solar energy

d)

Solar energy into electrical energy

39.

The following image is a.....

a)

Transformer

b)

Generator

c)

Motor

d)

Galvanometer

40.

All permanent magnets have two

a)

magnetic charges

b)

magnetic fields

c)

magnetic needles

d)

magnetic poles

41.

Like poles on a permanent magnet will

a)

attract each other

b)

repel each other

c)

always interact

d)

point in the same direction

42.

The magnetic field lines around a bar magnet

a)

are perfectly straight

b)

are only perpendicular to the magnet

c)

spread out from one pole and curve around to the other

d)

cross back and forth over one another

43.

Which poles on the earth change?

a)

the North and South

b)

the magnetic poles

c)

the geographic poles

d)

the telephone poles

44.

What is known as the difference between the earth's magnetic pole and its geographic pole?

a)

magnetic declination

b)

magnetic difference

c)

geographic decline

d)

geographic increase

45.

As earth's magnetic poles move what happens to the magnetic declination of a given location

a)

it will always remain constant

b)

it will return to zero

c)

it will change

d)

it will always double

46.

Electric currents passing through wires will produce a(n)

a)

solenoid

b)

magnet

c)

magnetic field

d)

insulator

47.

What makes an electromagnet different than a permanent magnet.....select all that apply

a)

it can be turned on and off

b)

it does not need any electricity

c)

its strength can be increased and decreased

d)

its polarity can be reversed

48.

Which way will NOT increase the strength of the magnetic field of an electromagent

a)

increasing the current

b)

using a stronger ferromagnetic core

c)

winding the coils closer together

d)

decreasing the number of loops

49.

What type of materials are needed to create an electromagnet?

a)

battery, light bulb, plastic straw

b)

battery, coil of wire, iron core

c)

generator, iron core, switch

d)

switch, source of electricity, compass

50.

Moving a permanent magnet through a coil of wire will

a)

demagnetize the magnet

b)

the wire will become an electromagnet

c)

the magnet will become electrified

d)

a current will be generated in the wire

51.

What type of current is produced in a battery

a)

induced

b)

magnetic

c)

alternating

d)

direct

52.

When current running through a wire is placed in the field of a permanent magnet,

a)

solar energy is transformed into light

b)

electrical energy is transformed into sound

c)

solar energy is transformed into mechanical energy

d)

electrical energy is transformed into mechanical energy

53.

What type of equipment is used to measure the current induced when a wire passes through a magnetic field?

a)

a transformer

b)

a galvanometer

c)

a generator

d)

an insulated wire

54.

What do electric generators do

a)

transform mechanical energy to electrical energy

b)

transform mechanical energy to sound

c)

transform electrical energy to mechanical energy

d)

transform electrical energy to potential energy

55.

To reverse current direction in a motor the conducted current goes

a)

through the commutator to the armature

b)

through the armature

c)

through the brushes to the commutator

d)

in the direction of rotation

56.

A plant generating electric current

a)

transmits alternating current at high voltages, but is used at low voltages

b)

transmits direct current at high voltages, but is used at low voltages

c)

transmits alternating current at low voltages, but used at high voltages

d)

transmits direct current at low voltages, but used at high voltages

57.

What type of device converts mechanical energy into electrical energy?

a)

solenoid

b)

electric motor

c)

transformer

d)

generator

58.

What type of device converts electrical energy into mechanical energy

a)

electric motors

b)

generator

c)

transformers

d)

galvanometer

59.

What type of device can increase and decrease voltage?

a)

Generators

b)

Transformers

c)

Galvanometers

d)

Electric motors

60.

What is a property of a magnet?

a)

all metals are magnetic

b)

magnets attract some metal

c)

electricity and magnets are related

d)

magnets cannot be created

61.

What is a scientific or technological use for electromagnets?

a)

H2O

b)

MRI

c)

IRA

d)

MAG

62.

Magnetic fields do not exist because we cannot see them.

a)

True!

b)

False.

c)

Depends on the day.

d)

Depends on the time.

63.

Increasing the coils around increases the strength of the magnetism affect.

a)

No, it more coils means a weaker magnetism.

b)

It makes no difference.

c)

That is correct, more coils means stronger magnetism.

d)

It increases then decreases.

e)

It decreases then increases.

64.

The Earth has a naturally occurring magnetic field because of the ocean.

a)

True

b)

False

c)

Ocean water has salt which is conductive

d)

Actually, it can only be formed in the clouds

65.

One of Earth’s Magnetic Field purpose is...

a)

To protect us from solar winds

b)

To protect us from aliens

c)

To give Earth energy

d)

To make lighting storms

66.

Auroras occur because

a)

Spirits are leaving the Earth

b)

Space is projecting city lights in the atmosphere

c)

The ions in the solar winds are interacting with the magnetic field

d)

The ions are speeding down the atmosphere

e)

The gravitational pull of the magnetic field lights up the sky.

67.

Compasses work because...

a)

Dark Arts Magic

b)

The needle is magnetically attracted to the Earth’s pole

c)

Natural AI

d)

It is magnetic itself and repels against the magnetic poles

68.

Why is electromagnetism important?

a)

It is everywhere man, even this cellphone/computer!

b)

My teacher said so

c)

It shows that the old science guys are wrong

d)

My parents said so.

69.

You can re-magnetize a magnet with another magnet

a)

False

b)

True

c)

If you have enough magnets, then yes you can

d)

If the magnets are the same size

70.

When 2 metals have the same charges they...

a)

Deflect

b)

Attract

c)

Date each other

d)

Induce Electrical Rotation

71.

When 2 charged objects collide, they _____ charges to become equally charged

a)

Repel

b)

Reflect

c)

Osmose

d)

Transfer

72.

You can find electromagnetic forces here:

a)

Nowhere

b)

Everywhere

c)

Over the rainbow

d)

Only in space

73.

The larger the charge or magnetic strength and the smaller the distance...

a)

the greater the force

b)

the weaker the force

c)

it will neutralize the force

d)

will lead you to the Dagobah system

74.

Electric and magnetic forces requires physical contact.

a)

True

b)

False

c)

Maybe

d)

All of the answers

e)

None of the answers

75.

Electromagnetism is the interaction between ____ and ____.

a)

Kinetic energy and thermal energy

b)

Electricity and magnetism

c)

North and south pole

d)

Magnets and light waves

76.

Which is not true about magnetic field?

a)

A magnetic object has a field around it.

b)

The field around a magnetic object can be seen using magnetic filings.

c)

Magnetic force in the field increases as you move away from the object.

d)

If a second magnetic object is placed in the field it will experience repulsive or attractive force.

77.

Which is not true about an electromagnetic field?

a)

An electromagnet creates a magnetic field.

b)

An electrical energy source is required to create an electromagnet.

c)

Magnetic objects behave differently in an electromagnetic field than in a magnetic field.

d)

If a magnetic object is placed in the electromagnetic field it will either experience a repulsive or attractive force.

78.

What would happen if you cut a magnet in half?

a)

The material will no longer be magnetic.

b)

One magnet will be the south pole and other the north pole.

c)

Each half of the magnet will have a south and north pole.

d)

Each magneti will be stronger than the original magnet.

79.

The interaction between electricity and magnetism is ____.

a)

Electromagnetism

b)

Thermal energy

c)

Electrical energy

d)

Electricity

80.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
81.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
82.
True or False: All metals are attracted to magnet.
a)
True
b)
False
83.

A device that uses a free-moving magnetic needle to show direction is a:

a)

Ruler

b)

magnet

c)

compass

d)

magnetic field

84.
Earth acts like a giant magnet because its center is made up MOSTLY of
a)
granite
b)
limestone
c)
iron
d)
nickel
85.
How is a permanent magnet DIFFERENT from a temporary magnet?
a)
A permanent magnet attracts materials made of iron.
b)
A permanent magnet has poles.
c)
A permanent magnet has a magnetic field.
d)
A permanent magnet keeps its magnetism for a long time.
86.
Where is the force of attraction the strongest on a magnet?
a)
at the poles
b)
in the middle
c)
above the magnet
d)
below the magnet
87.
Why does a compass needle point north?
a)
The compass is a bar magnet
b)
Because north is up
c)
Because it's magic
d)
It lines up with the Earth's magnetic field
88.
The magnet's shown will
a)
not move
b)
attract
c)
repel
d)
all of the above
89.
What do the lines around this magnet represent?
a)
North Pole
b)
South Pole
c)
Magnetic Declination
d)
Magnetic Field
90.
If you cut a magnet in half, what happens to the poles?
a)
One half gets the North Pole, the other half gets the South Pole
b)
Both halves get only a North Pole
c)
Both halves get only a South Pole
d)
Both halves get a North pole and a South Pole
91.
What is responsible for the Magnetic Field around Earth?
a)
The Earth's crust
b)
The Earth's molton iron core
c)
The Earth's mantel
d)
The Sun
92.
A refrigerator magnet is an example of a:
a)
magnetic material
b)
permanent magnet
c)
horseshoe magnet
d)
temporary magnet
93.

The magnetic ____________ around a bar magnet is shown above.

a)

legs

b)

flowers

c)

field

d)

direction

94.

The Earth produces its own ________ field.

a)

spectrum

b)

electric

c)

magnetic

d)

progressive

95.

Every magnet has both a _________ pole and a __________ pole.

a)

North, South

b)

East, West

c)

Positive, Negative

d)

Positive, South

96.

Some objects that normally aren't magnetic can become magnetized when connected to a circuit. Items that are magnetized in this way are called ________.

a)

electromagnets

b)

electrons

c)

electrochromic devices

d)

permanent magnets

97.

Probably the most useful thing about electromagnets is that they can be turned ________ and ________.

a)

on, off

b)

positive, negative

c)

north, south

d)

on, negative

98.

If two magnets are close together, the magnetic force will be ________.

a)

smelly

b)

weak

c)

strong

d)

positive

99.

If two magnets are placed so that a north pole and a south pole are facing each other, they will _____________ each other.

a)

date

b)

spin

c)

repel

d)

attract

100.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
101.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
102.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
103.
Electromagnetic waves that help your body produce vitamin D are called?
a)
ultraviolet rays
b)
x-rays
c)
gamma rays
104.
For waves in any medium, as the wavelength decreases, what happens to the frequency?
a)
It also decrease
b)
It stays the same
c)
It increases
105.

How much of the electromagnetic spectrum is made up of visible light?

a)

only a small portion

b)

a very large portion

c)

about half

106.
Which of the following has wavelengths longer than microwaves?
a)
Infrared waves
b)
Radio waves
c)
Visible light
107.
Which electromagnetic waves allow us to diagnose & treat cancer?
a)
Gamma rays
b)
X-rays
c)
Ultraviolet rays
108.
The electromagnetic spectrum includes the complete range of electromagnetic waves placed in order of:
a)
increasing amplitutde
b)
increasing wavelength
c)
increasing frequency
109.
Which of the following has frequencies higher than ultraviolet rays?
a)
visible light
b)
infrared rays
c)
x-rays
110.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
111.
Which of the following lists the electromagnetic waves in order of increasing wavelength?
a)
X-rays, visible light, radio waves
b)
gamma rays, microwaves, UV rays
c)
infrared rays, radio waves, x-rays
112.
Which electromagnetic waves are used in devices such as heat lamps & TV remote controls?
a)
ultraviolet rays
b)
microwaves
c)
infrared rays
113.
Radar uses which type of electromagnetic waves to detect objects & measure their distance and speed?
a)
microwaves
b)
infrared rays
c)
x-rays
114.

What is the correct order of the visible light spectrum starting with the longer wavelength?

a)

Red, yellow, orange, blue, violet, indigo

b)

Violet, indigo, blue, green, yellow, orange, red

c)

Green, yellow, blue, indigo, red, orange

d)

Red, orange, yellow, green, blue, indigo, violet

115.
What is an example of a wave with a long wavelength and low frequency?
a)
Gamma rays
b)
Infrared
c)
Radio
d)
Visible light
116.
What waves have the lowest energy? 
a)
Gamma rays
b)
Visible light waves
c)
Radio waves
d)
X rays
117.

Which color has the longest wavelength?

a)

Yellow

b)

Red

c)

Green

d)

Purple

118.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
119.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitud
c)
wavelength
d)
hertz
120.
The height of the wave from the rest position is known as the _____________.
a)
amplitude
b)
crest
c)
trough
d)
wavelength
121.
What are electromagnetic waves?
a)
sound waves
b)
electric & magnetic fields (energy) that travel through empty space very quickly
c)
Someone's name
d)
things like longitudinal waves
122.

The ________________ represents different forms of electromagnetic radiation

a)

frequency

b)

gamma rays

c)

infrared rays

d)

electromagnetic spectrum

123.

Heat radiation, also known as ________________ cannot be seen by your eyes but can be felt by your skin.

a)

infrared waves

b)

frequency

c)

gamma rays

d)

ultraviolet rays

124.

What type of electromagnetic radiation has the highest energy?

a)

Radio waves

b)

Infrared waves

c)

Gamma rays

d)

Visible light

125.

Compared to all other types of electromagnetic radiation radio waves have the lowest __________.

a)

frequency

b)

wavelength

c)

amplitude

d)

speed

126.

What type of electromagnetic radiation travels the fastest?

a)

Gamma rays

b)

Radio waves

c)

None, they all travel the same speed

d)

X-Rays

127.

An overexposure to _________________ can result in sunburn and even skin cancer.

a)

ultraviolet waves

b)

radio waves

c)

infrared waves

d)

microwaves

128.

What type of waves are found in both TV remotes and also consist of thermal radiation?

a)

infrared waves

b)

ultraviolet waves

c)

gamma rays

d)

visible light

129.

What type of electromagnetic radiation travels through soft tissue but bounces off of bones? These waves are also often found in airport security terminals.

a)

X-rays

b)

Visible Light

c)

Microwaves

d)

Ultraviolet waves

130.

What type of electromagnetic radiation vibrates water molecules to cook food and is also how your WiFi transmits information?

a)

Ultraviolet waves

b)

Microwaves

c)

Radio waves

d)

Gamma Rays

131.

What type of electromagnetic radiation can many humans see with their eyes?

a)

Visible light

b)

Radio waves

c)

Gamma Rays

d)

Microwaves

132.

Radio waves have ___________ wavelengths and _____________ frequency.

a)

short...high

b)

short...low

c)

long...high

d)

long...low

133.

X-Rays have ___________ wavelengths and _____________ frequency.

a)

short...high

b)

short...low

c)

long...high

d)

long...low

134.

Which color of visible light has the lowest frequency overall?

a)

Red

b)

Orange

c)

Green

d)

Violet

135.

Which color of visible light carries the most energy overall?

a)

Red

b)

Orange

c)

Green

d)

Violet

136.

Which color of visible light listed below has the longest wavelength?

a)

Orange

b)

Blue

c)

Green

d)

Yellow

137.

What do all mechanical waves require?

a)

A medium

b)

High temperatures

c)

Air

d)

Sound waves

138.

What is a medium?

a)

Any solid, liquid, or gas that a wave can travel through

b)

The resting point of a wave

c)

The middle of a crest

d)

The center of a longitudinal wave

139.

What type of waves can travel through a vacuum (empty space)?

a)

Sound waves

b)

Mechanical waves

c)

Electromagnetic waves

d)

Seismic waves

140.

If you were floating though space and an alien sneaked up and pulled off your space helmet, would anyone hear you cry for help?

a)

Yes

b)

No :(

141.

Which color of visible light listed below has the shortest wavelength?

a)

Orange

b)

Blue

c)

Green

d)

Yellow

142.

The distance between two troughs in a wave is:

a)

frequency

b)

wavelength

c)

equilibrium

d)

period

143.

A substance (like solid, liquid or gas) that the energy of a wave can travel through

a)

amplitude

b)

compression

c)

medium

d)

frequency

144.

The area of a longitudinal wave where the particles are crowded together.

a)

compression

b)

crest

c)

transverse

d)

medium

145.

The highest point on a wave.

a)

frequency

b)

compression

c)

trough

d)

crest

146.
a)
Longitdinal Wave
b)
Transverse Wave
147.
What type of wave is this?
a)
Longitudinal
b)
Transverse
148.
Waves are a transfer of what?
a)
Heat
b)
Light
c)
Energy
d)
Food
149.

What is frequency measured in?

a)

Milliseconds

b)

Miles

c)

Hertz

d)

Kilograms

150.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
151.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
152.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
153.
What types of waves carry energy at a right angle or perpendicular to the direction of the energy flow?
a)
Longitudinal waves
b)
Transverse waves
c)
Sound waves
d)
P-waves
154.
Sound is an example of which type of wave?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
155.

There are many types of waves, check all that you know of

a)

Radio waves

b)

Sound Waves

c)

Electromagnetic Waves

d)

X-Rays

e)

Gamma Rays

156.

Longitudinal Compression waves move in the direction of the wave.(They are parallel to the direction of the wave)

a)

True

b)

False

157.

A wave that has the vibration perpendicular to the direction of the wave is called:

a)

Longitudnal Wave

b)

Transverse Wave

158.

What is B?

a)

crest

b)

trough

c)

rarefaction

d)

compression

159.

What does point C represent?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

160.

The wavelength can be measured from ( check all that apply)

a)

Distance from Crest to Crest

b)

Distance from Crest to Trough

c)

Distance from Trough toTrough

d)

Distance from Crest to midpoint

161.

What does point A represent?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

162.

What does the arrow in the Wave represent?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

163.

If the amplitude increases, the energy of the wave:

a)

Increases

b)

Decreases

c)

Stays the same

164.

What are the two types of Mechanical waves?

a)

Water and Air

b)

Longitudinal and Transverse

c)

Sound and Game

d)

Air and Solids

165.

A _______ is a disturbance that transfers energy through matter.

a)

Salinity

b)

Wave

c)

Temperature  

d)

Density

166.

The _____ of a wave is determined by the crest and the trough. 

a)

Speed

b)

Frequency

c)

Size

d)

Length

167.
Which parts of your eye are transparent?
a)
retina
b)
optic nerve
c)
cornea and lens
d)
iris
168.
In dim light, your pupil will be 
a)
larger
b)
smaller
169.
The first part of the eye that light hits. 
a)
lens
b)
cornea
c)
pupil
d)
retina
170.
What is letter C
a)
Vitreous humor
b)
Lens
c)
Optic nerve
d)
Cornea
171.
These are the structures in the eye that perceives color
a)
Rods
b)
Cones
c)
Blind Spot
d)
Pupil
172.

What is a cataract?

a)

Shortening of the eyeball

b)

Cornea has too little curvature

c)

Double vision

d)

Clouding of the lens

173.

Light enters the eye through a thin membrane called the

a)

Iris

b)

Pupil

c)

Retina

d)

Cornea

174.

Following controls and regulates the amount of light entering the eye

a)

Iris

b)

Pupil

c)

Retina

d)

Corena

175.

What is the near point of a normal human eye?

a)

25 cm

b)

Infinity

c)

-25 cm

176.

How can hypermetropia be corrected?

a)

By using concave lens

b)

By using convex lens

c)

By using bifocal lens

177.

How can near sightedness be corrected?

a)

Using concave lens

b)

Using convex lens

c)

Using bifocal lens

178.

What is myopia?

a)

Near Sightedness

b)

Far sightedness

179.

Q. This part of the eye carries the message from your eye to the part of your brain that controls vision. 

a)

Cornea

b)

Optic Nerve

c)

Retina

d)

Pupil

180.

Q. The vitreous humor is a liquid inside of your eye.  When light passes from the lens into the vitreous, the light changes medium.  What happens to light because of this medium change? 

a)

Light is transmitted.

b)

Light is reflected.

c)

Light is refracted.

d)

Light is absorbed. 

181.

Q. Where is rods and cones are located in our eyes?

a)

Retina

b)

Nervous

c)

Cornea

d)

Optic nerve

182.

Which of the following statements is correct regarding the propagation of light of different colors of white light in air?

a)

(a) Red light moves fastest

b)

(b) Blue light moves faster than green light

c)

(c) All the colours of the white light move with the same speed

d)

(d) Yellow light moves with the mean speed as that of the red and the violet lightRead more on Sarthaks.com - https://www.sarthaks.com/3647/which-following-statements-correct-regarding-propagation-light-different-colours-light

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