Question

Q3. Can you give an idea why we cannot hear sound
when we close the door of room?​

Answer 1

Answer:

Here are some of the most helpful ways to prevent sound from entering or leaving a room.

• Identify the room's weak spots.
• Soundproof the windows.
• Soundproof the doors.
• Soundproof the walls, floors and ceiling.
• Soundproof air vents.
• Seal gaps to prevent airborne sound leaks.
• Use sound baffles, soundproof curtains, etc.

Hope it helps you... :)

Answer 2

Answer:

Explanation:

Sound travel through air , when we close windows &doors it just stop the air to pass & sound get lower.