🎡 Hành động âm thanh
7 điều thú vị về Hành động âm thanh. Chạm vào một điều để đọc thêm.
When you clap, your hands hit together to make a sound.
Sounds are made when things shake, or vibrate.
You hear sounds with your ears.
A drum makes sound when you tap its tight skin.
Whispering is talking very, very quietly.
The loudest animal is the sperm whale.
Sound travels about four times faster in water than in air.