source of sound

We hear sounds when they enter our ...

• nose

• eyes

• ears

he just make sound by . . .

• singing

• walking

• crying

Activities or devices that produce sound is called . . . .

• sources of sounds

• electronics

• noise

Sounds can be . . . or . . .

• loud and soft

• noisy and silent

an Ambulance make a . . . . sound.

• loud

• soft

a baby sleep makes . . . . sound.

• loud

• soft

Human and animal use sounds to communicate each other

• true (benar)

• false (salah)

loud sounds we can called . . .

• noisy

• busy

• heavy

Alarm warn us of . . . .

• danger

• studying

• playing

A tiger makes . . . . . . sounds

• loud

• soft