Science practice test #2

Question 1

draw a picture of sound

Answer 1

Question 2

sound is created by

Answer 2

viberating particles

Question 3

sound must travel through a

Answer 3

medium

Question 4

sound travels fastest through

Answer 4

solids

Question 5

an ______ is when sound bounces off hard objects

Answer 5

echo

Question 6

draw a picture of waves

Answer 6

Question 7

sound travels in

Answer 7

logitudenul waves

Question 8

________ is the hieght of the wave

Answer 8

amplatude

Question 9

________ describes how close or far apart the waves are

Answer 9

frequency

Question 10

draw a picture of volume

Answer 10

Question 11

sounds with a ______ _________ have more energy

Answer 11

loud volume

Question 12

sounds with a _______ _________ have less energy

Answer 12

quiet volume

Question 13

draw pitch

Answer 13

Question 14

______ is how high or low a _______ is

Answer 14

pitch, sound

Question 15

short tight viberating objects objects equals ________ ________

Answer 15

high pitch

Question 16

long loose viberating objects equal _______ _______

Answer 16

low pitch

Question 17

more air inside the bottle the ______ the _______

Answer 17

lower sound

Question 18

less air inside the bottle the _______ the _______

Answer 18

higher the sound

Question 19

viberating particles

Answer 19

what sound is created by

Question 20

medium

Answer 20

what sound must travel through

Question 21

solids

Answer 21

what sound travels fastest through

Question 22

echo

Answer 22

is when sound bounces off hard objects

Question 23

longitudenul waves

Answer 23

what sound travels in

Question 24

amplatude

Answer 24

its the hieght of a wave

Question 25

frequency

Answer 25

describes how close or far apart the waves are

Question 26

is when sound bounces off hard objects

Answer 26

echo

Question 27

pitch

Answer 27

how high or low a sound is

Question 28

sound is produced when an object _________ back and fourth

Answer 28

viberates

Question 29

the ______ of a sound is how loud or quiet the sound is

Answer 29

volume

Question 30

sound is really just tiny __________ in the air

Answer 30

viberations

Question 31

how much faster does sound travel through metal than through air

Answer 31

18 times faster

Question 32

viberate

Answer 32

sound is produced when an object viberates back and fourth

Question 33

volume

Answer 33

the volume of a sound is how loud or quiet the sound is

Question 34

sound is a form of _______ that people can hear

Answer 34

energy

Question 35

when the air particles bunch up and then spread out it creates a sound \_\_\_\_\_\_

Answer 35

wave

Question 36

sound waves are _________ waves

Answer 36

longitudenal

Question 37

the material that the sound wave moves through is called a

Answer 37

medium

Question 38

without a medium sound cannot travel and so there is no sound in

Answer 38

outer space

Question 39

the _______ of a sound wave is a measure of how many times an object viberates per second

Answer 39

frequency

Question 40

objects that viberate with a high frequency produce sounds with high \_\_\_\_\_\_,

Answer 40

pitch

Question 41

objects that viberate with a low frequency produce sounds with a ___ pitch

Answer 41

low

Question 42

the _____ of a sound is how loud or quiet the sound is

Answer 42

volume

Question 43

the more energy a sound has the ______ it will be

Answer 43

louder

Question 44

waves that have a high _________ create a loud sound

Answer 44

amplitude

Question 45

sometimes sound waves bounce off a hard, ______ surface producing an \_\_\_\_\_\_

Answer 45

smooth, echos