MT 5 Physical Science

Question 1

where particles are pushed together in a longitudinal wave

Answer 1

compression

Question 2

What is the speed of light through a vacuum?

Answer 2

300 million m/s

Question 3

Electromagnetic waves

Answer 3

waves that are capable of transferring energy through a vacuum

Question 4

what is the law of reflection

Answer 4

angle of incidence= angle of reflection

Question 5

what is the result of destructive interference

Answer 5

waves subtraction from one another

Question 6

_____ frequency = short _______

Answer 6

high; wavelength

Question 7

what is the result of constructive interference

Answer 7

a wave with increased amplitude

Question 8

interference

Answer 8

when two or more waves combine to form a new one

Question 9

compression

Answer 9

where particles are pushed together in a longitudinal wave

Question 10

name the types of electromagnetic waves from longest to shortest

Answer 10

Radiowave, microwave, infared, visible light, ultraviolet, x-ray, gamma ray

Question 11

a rhythmic disturbance that transfers energy through matter or space

Answer 11

wave

Question 12

the amount of time it takes one wavelength to pass a point in seconds

Answer 12

period

Question 13

examples of radio waves

Answer 13

wifi, tv, phones, MRI’s, radio stations

Question 14

why are colors separated in a prism

Answer 14

the colors are moving at different speeds so they bend different

Question 15

amplitude

Answer 15

the amount of energy carried by a wave

Question 16

visible light waves

Answer 16

only electromagnetic waves we can see, different colors have different wave lengths

Question 17

wave speed

Answer 17

how fast a wave travels

Question 18

when a wave strikes an object and bounces off it

Answer 18

reflection

Question 19

Waves carry ____ without carrying _____ from place to place

Answer 19

energy; matter

Question 20

what are echos

Answer 20

reflected sound waves

Question 21

name the types of electromagnetic waves from lowest to highest frequency

Answer 21

Radiowave, microwave, infared, visible light, ultraviolet, x-ray, gamma ray

Question 22

examples of microwaves

Answer 22

used for cooking, doppler radar, and GPS

Question 23

rarefaction

Answer 23

where particles are spread apart in a longitudinal wave

Question 24

waves that are capable of transferring energy through a vacuum

Answer 24

Electromagnetic waves

Question 25

What is the highest point of a wave called?

Answer 25

crest

Question 26

Mechanical waves

Answer 26

waves that can only travel through a medium

Question 27

period

Answer 27

the amount of time it takes one wavelength to pass a point in seconds

Question 28

electromagnetic spectrum

Answer 28

the entire range of frequencies of electromagnetic radiation

Question 29

matter through which a wave travels through; can be solid, liquid, or gas

Answer 29

medium

Question 30

examples of infrared waves

Answer 30

night vision goggles, remote controls, and infrared photography

Question 31

what type of wave is also called a compressional wave

Answer 31

longitudinal

Question 32

what type of wave has matter in the medium moving back and forth at right angles

Answer 32

transverse waves

Question 33

x rays are used to...

Answer 33

take pictures of bones to check for breaks/ fractures or in CAT scan

Question 34

resonance

Answer 34

the occurrence of a vibrating object causing another object to vibrate a higher amplitude

Question 35

compression

Answer 35

where particles are pushed together in a longitudinal wave

Question 36

what is wavelength measured in

Answer 36

meters

Question 37

_____ frequency = long _______

Answer 37

low; wavelength

Question 38

space where there is no matter ex. space

Answer 38

vacuum

Question 39

vacuum

Answer 39

space where there is no matter ex. space

Question 40

reflection

Answer 40

when a wave strikes an object and bounces off it

Question 41

where particles are spread apart in a longitudinal wave

Answer 41

rarefaction

Question 42

refraction

Answer 42

the being of waves caused by a change in its speed as to ,press from one medium to another (BENDS) look different cause the speed changes

Question 43

Wave

Answer 43

a rhythmic disturbance that transfers energy through matter or space

Question 44

frequency

Answer 44

the number of waves that pass a given point in one second

Question 45

ultraviolet waves are...

Answer 45

given off by the sun, used in light bulbs, to kill bacteria. and by the human body to make vitamin d

Question 46

the number of waves that pass a given point in one second

Answer 46

frequency

Question 47

how do you know the amplitude of a transverse wave?

Answer 47

the height of the wave, the distance of the trough to crest divided by 2

Question 48

electromagnetic waves do not need a _______, they travel fastest through a ________ and slowest through _______

Answer 48

medium, vacuum, solids

Question 49

medium

Answer 49

matter through which a wave travels through; can be solid, liquid, or gas

Question 50

what waves transfer mechanical waves between electric and magnetic fields?

Answer 50

Electromagnetic

Question 51

how do you know the amplitude of longitudinal waves

Answer 51

the compression

Question 52

Mechanical waves travel faster through ______ mediums

Answer 52

warmer

Question 53

waves that can only travel through a medium

Answer 53

mechanical waves

Question 54

the amount of energy carried by a wave

Answer 54

amplitude

Question 55

the lowest point of a transverse wave

Answer 55

trough

Question 56

absorption

Answer 56

when an object is struck by a wave which goes into it, object absorbs the wave

Question 57

diffraction

Answer 57

when an object causes a wave to change and BEND around obstacles

Question 58

what kind of wave has matter in the medium moving back and forth in the same direction the wave is traveling

Answer 58

longitudinal

Question 59

what color has the longest wavelength

Answer 59

red then orange then yellow....

Question 60

name the types of electromagnetic waves from lowest to highest energy

Answer 60

Radiowave, microwave, infared, visible light, ultraviolet, x-ray, gamma ray

Question 61

are sound waves or light waves larger?

Answer 61

sound waves

Question 62

Waves can be either ____ or ____

Answer 62

longitudinal or transverse