SO: v3 (First Timers)

BATS INTRO:   A whisper spot can occur in a building with a domed roof. The domed ceiling can often reflect sound to a specific spot.

BATS INTRO:    Horseshoe bats are being studied to make better sonar because their sonar is so good. They can fly through jungles using only their sonar to guide them and never bump into anything.

BATS INTRO: Horseshoe bats can change the shape of their ears in a millionth of a second.These super-speed ear changes help them detect their returning sonar better.

BATS INTRO:    Horseshoe bats give off their sonar sounds through their spooky looking ears.

BATS INTRO:    Horseshoe bats’ noses can aim sound by changing shape as the sound goes through them.

SOUNDS THRU SOLIDS:   When you speak into a string phone, the cup vibrates with your voice’s exact vibration rate. The sound vibration travels through the string which is a solid.

SOUNDS THRU SOLIDS:   Indians would put their ear to ground and listen for mountain lions.

SOUNDS THRU SOLIDS:   In the 1800’s, settlers would often listen for trains by putting their ear right next to the train track.

MOON EXPLOSIONS:  There is no air on the moon to transfer sound like we have here on earth.

MOON EXPLOSIONS:    A large enough explosion on the moon could possibly be heard through your nose. If you put your nose at a steep 90º angle and hummed, you could detect an explosion on the moon.