You are too close to the surface from which the sound waves are reflected. As a result you brain cannot distinguish between the original sound waves and the reflexted sound waves (the echo).
That depends on two things: On the volume of the shouter. (There is no average shout!) And on the distance where your ears are. The closer, the more decibels are there. I suggest: Go far away from a shouter.
100 cm=1 meter
Only if you know your location (the coordinate on the distance scale and the time scale) where "you" are can you infer if the object is moving towards you (the absolute distance to the object is decreasing) or away from you (the distance is increasing).
They stand head to tail to help each other swish flies away. They both swing their tails at the other horse's face to discourage flies.
Use the cosine ratio: 5.437846722 meters
1 meter
The air carries the sound. If you shouted on the moon, nobody would hear you as there is no atmosphere
To determine the swing of a door, stand facing the door and observe which direction it opens towards. If it swings away from you, it is an outswing door. If it swings towards you, it is an inswing door.
It depends on which side of the vehicle you are standing. If you stand directly in front of the bolt; you turn it to the left.
The famous dambuster Lachlan MacDonald could stand only a meter away from the dam. Other lesser dambusters had to be atleast one hundred meters away from the dam or there would be risk of severe injuries to there dermous cells.
shout its name and if it dont come back it will come back when it is hugry
That depends on two things: On the volume of the shouter. (There is no average shout!) And on the distance where your ears are. The closer, the more decibels are there. I suggest: Go far away from a shouter.
He/she likes you but is afraid to show it
100 cm=1 meter
towards me
It will shift towards red ( becomes lower) as it moves away and towards blue as it approaches.
its because the horse doesn't want to go for a lesson, whilst taking the rug off the horse knows its lesson time so it moves if your horse does this, stay well away and as the horse does this it may stand on your toes ( thats why stand away ) then after smack your horse and shout NO because this is a sign that a horse is too lazy or doesn't want to.