Quiz about Exam Review 3rd 9 weeks

Question 1

Which region of the electromagnetic spectrum is used by doctors to view the skeletal structure of the human anatomy?

Accepted Answer

x-rays

Answer

gamma rays

Answer

UV waves

Answer

microwaves

Question 2

Which electromagnetic radiation on the electromagnetic spectrum can be detected by the human eye?

Accepted Answer

visible light

Answer

gamma rays

Answer

x-rays

Answer

UV rays

Question 3

According to the electromagnetic spectrum, Gamma rays have the shortest wavelength. Therefore, Gamma rays have ______________ frequency.

Accepted Answer

the highest

Answer

the lowest

Answer

no

Answer

extra

Question 4

Light waves

Accepted Answer

do not require a medium

Answer

do not travel in straight lines

Answer

cannot travel in a vacuum

Answer

are not electromagnetic radiation

Question 5

When light waves pass through the lenses of a pair of glasses, the light waves ______________ .

Accepted Answer

refract

Answer

reflect

Answer

diffract

Answer

conduct

Question 6

Why do X-Ray technicians stand behind a shield when giving X-Rays to patients?

Accepted Answer

because large doses of radiation can cause cell damage and cancer

Answer

because large doses of X-Rays cause blindness

Answer

because they can more accurately see the patient's bones

Answer

because they need to protect themselves from patient disease

Question 7

If the wavelength decreases, what happens to the frequency?

Accepted Answer

frequency increases

Answer

frequency decreases

Answer

frequency doesn't change

Answer

cannot be determined

Question 8

In this diagram, the distance known as the amplitude is shown by choice

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 9

The crest of a transverse wave is BEST shown by letter

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 10

You see an image of yourself in a mirror because light waves are

Accepted Answer

reflected

Answer

refracted

Answer

diffracted

Answer

interfered

Question 11

_________ lenses refract light rays in toward a central point. When this lens is held close to your eye, the image is magnified and right side up.

Accepted Answer

convex

Answer

prismatic

Answer

reflective

Answer

concave

Question 12

As a ray of light becomes brighter, its corresponding light wave, will increase in ________.

Accepted Answer

amplitude

Answer

wavelength

Answer

wave speed

Answer

frequency

Question 13

Volume or intensity of a sound wave is measured by the size of the _________ and reported in decibels.

Accepted Answer

amplitude

Answer

frequency

Answer

wavelength

Answer

trough

Question 14

People working in nuclear plants wear special monitoring devices to track their exposure to radiation. Radioactive materials used in plants emit particles but they also emit high energy waves that are potentially lethal to human life. These waves are ______ waves.

Accepted Answer

gamma rays

Answer

UV waves

Answer

visible light

Answer

infrared

Question 15

The tuning fork is producing a wave that contains compressions and rarefactions. It is a ________ wave.

Accepted Answer

longitudinal

Answer

transverse

Answer

compaction

Answer

latitudinal

Question 16

All of the waves in the electromagnetic spectrum are _______ waves.

Accepted Answer

transverse

Answer

longitudinal

Answer

mechanical

Answer

latitudinal

Question 17

What type of electromagnetic wave makes TV technology possible?

Accepted Answer

radio waves

Answer

microwaves

Answer

infrared waves

Answer

x-rays

Question 18

Why do we see fireworks before we hear the explosions?

Accepted Answer

The speed of light is faster than the speed of sound.

Answer

The speed of sound is faster than the speed of light.

Answer

The speed of sound is the same as the speed of light.

Answer

The speed of sound varies while the speed of light is constant.

Question 19

What happens if an opaque object is placed in the path of light?

Accepted Answer

Light does not pass through the object.

Answer

Light bends when it hit the objects.

Answer

Light is transmitted.

Answer

Light is scattered.

Question 20

On a hot day, people wear light colored clothes to stay cool because dark colors ______ most wavelengths.

Accepted Answer

absorb

Answer

reflect

Answer

refract

Answer

diffract

Question 21

How does an object look when it is viewed through a transparent object?

Accepted Answer

Object can be seen clearly.

Answer

Object appears blurry.

Answer

Object cannot be seen.

Answer

Object is distorted.

Question 22

What do a prism, a magnifying glass, a microscope, and eyeglasses ALL have in common?

Accepted Answer

they refract light

Answer

they are opaque

Answer

they diffract light

Answer

they reflect light

Question 23

When light hits a smooth, shiny surface, the light

Accepted Answer

reflects

Answer

refracts

Answer

diffracts

Answer

speeds up

Question 24

A concave lens has an inward curved shape. It refracts light outward from the lens. The light rays spread apart as they exit the lens. Which represents a concave lens?

Accepted Answer

B

Answer

A

Answer

Both A and B

Answer

Neither A nor B

Question 25

When white light passes through a prism, the prism separates the light into different colors. What are all these colors together called?

Accepted Answer

spectrum

Answer

energy

Answer

wavelength

Answer

intensity

Question 26

What is the relationship between wavelength and frequency?

Accepted Answer

as wavelength increases, the frequency decreases

Answer

as wavelength decreases, frequency decreases

Answer

as wavelength increases, frequency increases

Answer

there is no relationship between wavelength and frequency

Question 27

Remote controls use invisible light of frequency just below the visible range. This part of the electromagnetic spectrum is called

Accepted Answer

infrared waves

Answer

radio waves

Answer

microwaves

Answer

UV waves

Question 28

What type of lens does a magnifying glass have?

Accepted Answer

convex

Answer

concave

Answer

prism

Answer

reflecting

Question 29

Sound travels in waves. Sound waves cannot travel through

Accepted Answer

space

Answer

air

Answer

solids

Answer

water

Question 30

A light beam which is amplified into a strong concentrated beam of light is known as

Accepted Answer

laser

Answer

hologram

Answer

x-ray

Answer

gamma ray

Question 31

What type of electromagnetic radiation does the Earth's atmosphere stop from arriving from space including energy from the Sun.

Accepted Answer

x-rays and gamma rays

Answer

radio waves and visible light

Answer

infrared and visible light

Answer

x-rays and visible light

Question 32

If all the light waves are absorbed by an object then the object will appear

Accepted Answer

black

Answer

white

Answer

brown

Answer

gray

Question 33

Which pair of properties apply to both sound and electromagnetic waves?

Accepted Answer

Both waves carry energy and refract.

Answer

Both waves are longitudinal and carry energy.

Answer

Both waves are transverse and need a medium.

Answer

Both waves carry energy and do not need a medium to travel through.

Question 34

Predict what color red paper will appear under white and red light.

Accepted Answer

Red paper will appear red under both red light white light.

Answer

Red paper will appear red under red light and white under white light.

Answer

Red paper will appear black under red light and red under white light.

Answer

Red paper will appear red under red light and black under white light.

Question 35

Ultraviolet rays are more likely to give you a sunburn than visible light. What statement would be the best possible explanation for this?

Accepted Answer

Ultraviolet have a higher frequency and more energy.

Answer

Visible light cannot penetrate the skin.

Answer

Visible light has a broader range of frequencies and amounts of energy.

Answer

Ultraviolet rays have a longer wavelength and therefore have more energy.

Question 36

Wireless Internet is a way to send and receive Internet data over relatively short distances with low-power transmitters. What type of waves are transmitted for wifi?

Accepted Answer

radio waves

Answer

infrared waves

Answer

light waves

Answer

sound wavs

Question 37

What type of electromagnetic radiation is being utilized by night-vision goggles used by the military?

Accepted Answer

infrared waves

Answer

radio waves

Answer

microwaves

Answer

x-rays

Question 38

A tuba makes a low pitched sound and a flute makes a high pitched sound. Which statement accurately describes the wavelengths of the two sounds?

Accepted Answer

The wavelength of the low pitched sound is longer than the wavelength of the high pitched sound.

Answer

The wavelengths of the two sounds are the same.

Answer

The wavelength of the high pitched sound is not measureable.

Answer

The wavelength of the low pitched sound is shorter than the wavelength of the high pitched sound.

Question 39

Which sound is MOST intense?

Accepted Answer

a jet taking off

Answer

a whisper

Answer

a normal conversation

Answer

a vacuum cleaner

Exam Review 3rd 9 weeks

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