What Makes an Echo?
What Makes an Echo? An echo is a sound that we hear after it is reflected, or bounced back, from some object. When we shout, sound waves travel through the air in all...
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How Is Sound Produced?
How Is Sound Produced? Sounds travel in waves. If you throw a pebble into a still pond, you will see ripples, or waves, spread outward from the point where the pebble...
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How Do Clouds Move in the Sky?
How Do Clouds Move in the Sky? Clouds are formed when water evaporates from rivers, ponds, oceans, and lakes. The tiny droplets of water cling to particles like (dust,...
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How Does Albatross Use Dynamic Soaring Maneuvers to Fly?
How Does Albatross Use Dynamic Soaring Maneuvers to Fly? The mighty albatross can use its huge 3.5 metre wings to circumnavigate the globe in just 46 days. But its...
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Can Snakes Hear?
Can Snakes Hear? Snakes have no ears on the outside of their heads. This means they do not hear sounds as you do. So shouting and loud noises do not perturb them. But...
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