1 Which Material Will Sound Travel Through the Fastest?
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Name: ______Date: ______
Assessment
Directions: Read each question and choose the BEST answer. Circle the letter of the answer choice.
1] Which material will sound travel through the fastest?
A water B air C steel D cloth
2] Which technique is the boat using to find the distance from the surface of the ocean to the bottom?
F Morse Code G radio H sonar J sound tracking
3] Sound waves travel best through ___.
A gases B liquids C solids D vacuums Name: ______Date: ______
Name
4] ______is a form of energy produced and transmitted by vibrating matter.
A Light B Heat C Sound D Pitch
5] The distance between two compressions in a sound wave is called _____.
F a wavelength G a frequency H a pitch J an amplitude
6] Pitch is determined by the ______of a vibrating object.
A amplitude B pitch C wavelength D frequency
7] Sound travels in --
F transverse waves G compressional waves Name: ______Date: ______H straight lines J a vacuum
8] Which diagram shows a wave with the highest frequency?
9] What must musical instruments do in order to produce sound?
F rotate G absorb H amplify J vibrate
10] The ______of sound is the number of vibrations in a given unit of time. Name: ______Date: ______
A amplitude B pitch C wavelength D frequency
11] Objects vibrating faster have a ______pitch than objects vibrating slower.
F lower G higher H softer J louder
12] Sound is ______when it resonates.
A amplified B absorbed C transmitted D reduced
13] Sound travels more quickly through _____.
F liquids than through solids G air than through water H gases than through liquids J solids than through liquids or gases
14] The places in a sound wave where the molecules are very closely packed are _____.
A peaks B rarefactions Name: ______Date: ______C echoes D compressions
15] When sound waves are trapped or are not able to travel any further, they are _____.
F transferred G absorbed H reflected J transmitted
16] Which statement is true?
A Animals and humans hear EXACTLY alike.
B Animals can ONLY hear sounds ABOVE the range of human hearing.
C Animals can ONLY hear sounds BELOW the range of human hearing.
D Animals can hear sounds ABOVE and BELOW the range of human hearing.
17] The unit used to express the intensity or volume of sound is the _____.
F decibel G rarefaction H hertz J compression Name: ______Date: ______18] When sound reflects off a surface, we may hear
F an echo G an ultrasonic phenomena H the Doppler Effect J a pitch
19] If the frequency of a sound is high, then ______.
A the pitch is low B the pitch is high C the intensity is low D the intensity is high
20] The area of a sound wave where the molecules are widely spread apart is the ___.
F hertz G ultrasonic area H rarefaction area J compressional area
21] The device that detects the depth, size, and distance of objects underwater by means of sound waves is _____.
A an oscilloscope B a decibel meter C a sonar D a range finder
22] The type of energy that sets up compressional waves that vibrate molecules is _____.
F gas energy G sound energy H light energy J mechanical energy Name: ______Date: ______
23] Sound waves that pass through a material are _____.
A louder B transmitted C reflected D absorbed
24] The rapid back-and-forth motion of matter resulting in a sound wave is _____.
A a rarefaction B a compression C an echo D a vibration
25] The frequency and pitch of a sound is measured in this unit _____.
F hertz G degree H decibel J compression
26] When sound waves bounce off a surface, they are ______.
A absorbed B transmitted C transferred D reflected Name: ______Date: ______
27] ______is how high or low a sound seems.
A Frequency B Pitch C Intensity D Rarefaction
28] Sound waves cannot travel through _____.
A a vacuum (empty space) B solid C liquid D gas
29] Why does sound travel faster through solids than through air?
A molecules of liquids are farther apart than molecules of air B molecules of air are packed together the same as molecules of solids C molecules of solids are closer together than molecules of air D molecules of solids are farther apart than molecules of air
30] If you wish to keep the level of sound low in a house, you might want to use ______in the house. Name: ______Date: ______
A wood floors B tile floors C carpeting D no curtains
31] Bats often live in caves where there is no light. Bats make high-pitched sounds when they are flying in the caves. How do bats determine the distance between themselves and other objects?
A Their eyes can see in the dark. B Their sounds bounce off objects and return to the bat. C Their sounds light up caves. D Their sounds go through objects never returning to the bat.
32] Small musical instruments like a flute usually have a _____.
A high pitch B low pitch C big amplitude D small amplitude
33] Vibrating objects send out sound waves that travel _____.
A in front of the object B in all directions C in front and beside the object Name: ______Date: ______D behind the object
#34 & 35 – Read carefully and follow the directions given.
34] Write the letter of the correct part beside each word.
trough wavelength crest Name: ______Date: ______
35] Write the letter of the correct part beside each word.
compression rarefaction
36] The chart below shows the high temperature each day for a week. Use graph paper and create a line graph of this data.
Day Temperature Sunday 78° Monday 80° Tuesday 75° Wednesday 83° Thursday 88° Friday 90° Saturday 94°
37] The list below the range of spelling test scores for three students. Name: ______Date: ______Joe 80 – 95 Sue 70 – 90 Mark 60 – 70
Which student’s score show the greatest measure of variation?
How do you know?
38] You may use a calculator for this question.
Give the decimal and percent that is equal to .
39] You may use a calculator for this question.
A chicken can hear sound from 125 Hz to 2000 Hz. What is the range of this data?
40] Use a protractor to measure the angle.
41] The graph below shows how the number of books of flower stamps in a vending machine changed over a period of hours. Name: ______Date: ______
At 1:30 P.M. an employee refilled the vending machine. A point plotted for 2 P.M. would probably show _____. A] a decrease B] no change C] an increase