Did you know about Sound

• Did you know white cats with blue eyes are usually deaf
• Did you know wind doesn`t make a sound until it blows against an object
• Did you know there is no sound in space
• Did you know sound travels 4.3 times faster through water than in air
• Did you know to crack a whip the tip must be travelling faster than the speed of sound
• Did you know dolphins can hear underwater sounds from 24km (15miles) away
• Did you know most cows produce more milk when they listen to music
• Did you know elephants communicate in sound waves below the frequency that humans can hear
• Did you know sound travels 15 times faster through steel than air
• Did you know a cat can keep purring while inhaling and exhaling
• Did you know a whip makes a cracking sound because its tip moves faster than the speed of sound
• Did you know sound travels 10 times faster through granite than air
• Did you know dolphin's can detect underwater sounds from 24 km (15 miles) away
• Did you know when baby polar bear cubs are born they cannot see or hear for their first month
• Did you know akousticophobia is the fear of noises
• Did you know melophobia is the fear of music
• Did you know lion's can't roar until the age of 2

did you know home