Font size
WorksheetsSound science year 4
Total questions: 25
Worksheet time: 13mins
Which of the following is a property of sound?
sound can be destroyed
sound can be reflected
sound travels in all directions
Aaron is in his classroom which is on the third floor. However, she can hear the teacher talking to the pupils one floor below. How can this situation occur?
The teacher is using magnifying glass to overcome her limitation
sound is absorbed by objects around the classroom
voices echoes and travels in all directions
Why is the vehicle giving out sound while it was being driven?
Giving out sound to entertain the public
Telling the public to give way during an emergency
Attracting attention from people in the surrounding area
What is the long term effect of our ears are frequently exposed to extremely loud sounds
our ears will be sensitive to changes in voices
our eardrums will be damaged
we will have problems in speaking
Which of the following steps can reduce sound pollution?
Installing a fence around the house
using sponge as sound absorbing material
placing loud speakers in open spaces
which of the following is not an application of sound reflection?
sonar
Echo in fish
Radar
Sound___________ in all directions
is absorbed
travels
Sound is produced by __________________________
vibration
refraction
Extremely loud sound can be ____________________
beneficial
harmful
Sound is produced by _____________________.
Bunyi dihasilkan oleh______________________.
vibration
getaran
refraction
pembiasan
A guitar is struck and starts to vibrate. What will happen next?
Gitar dipetik dan mula bergetar. Apa yang akan berlaku seterusnya?
The guitar will make light.
Gitar akan menghasilkan cahaya
The guitar will make sound.
Gitar akan menghasilkan bunyi
The guitar will become heavier.
Gitar akan menjadi lebih berat
The reflection of sound waves off a hard surface can create
Pantulan gelombang bunyi dari permukaan yang keras dapat menghasilkan
An echo
Satu gema
A sound wave
Satu gelombang bunyi
Which of the instruments make sounds through the vibration of strings?
Instrumen yang manakah mengeluarkan bunyi melalui getaran tali?
Which of the following steps can reduce sound pollution?
Antara langkah berikut, yang manakah dapat mengurangkan pencemaran bunyi?
Installing a fence around the house
Memasang pagar di sekitar rumah
using sponge as sound absorbing material
menggunakan span sebagai bahan penyerap bunyi
placing loud speakers in open spaces
meletakkan pembesar suara di tempat terbuka
When the flute is blown, the air inside the flute vibrates. It is called..
Plucking
Bowing
Blowing
Clapping
Why Ilhan, Qaid and Atiqah can hear the sound of the bell ringing from an ice cream seller even though they are at different positions?
Because the sound of the bell is too loud.
Because they are too near to the ice cream seller.
Because they can smell the ice creams.
Because the sound travels in all directions.
Iris and her family just moved into a new house. As she speaks in the empty room, she hears her own voice again. Why?
Because of the echo.
Because of the ultrasonic sound
Because she speaks too loud
Because she is using the sonar technology.
What technology does the deep sea fishermen use to detect object in water?
Ultrasound
Sonar
Echo
Radar
Useful effects of sound..
Allow us to communicate
Indicates emergency alert.
Can cause hearing problems
Cause disturbance and stress
Airport ground staffs use ____________ to prevent ear damage from excessive aircraft noise.
ear plugs
ear protectors
a head scarf
a helmet
Hakim loves to listen to music. However, he is disturbed by the loud music coming from his neighbour's house.
Tick to explain the effects of the sound above
Sound helps to communicate
Sound is entertaining
Sound provides alertness
Sound causes disturbance
The properties of sound are...
Sound can be absorbed.
Sound can be reflected.
Sound travels in a straight line.
Sound travels in all directions.
Which of the following function as sound absorber?
Antara berikut, yang manakah berfungsi sebagai penyerap bunyi?
What can the man do to keep out the noise and protect his ears?
Apa yang boleh dilakukan lelaki itu untuk mengelak kebisingan dan melindungi telinganya?
Use carpets
Guna permaidani
Install curtains
Memasang langsir
Wear earmuffs
Pakai penutup telinga
Wear hand gloves
Pakai sarung tangan
The class next door is making a lot of noise. What can we do to keep the noise out?
Kelas di sebelah membuat bunyi bising. Apa yang boleh kita lakukan untuk mengelakkan kebisingan?
Build a thicker wall
Bina dinding yang tebal
Scold the children
Memarahi budak-budak tersebut
Hang curtains
Gantungkan langsir
