Strands of spider-web, just like a sail.
They travel through the air.
Yes, light waves can travel through air because air is a medium through which electromagnetic waves can propagate. Light travels at different speeds through different mediums, but it can definitely travel through air.
Air.
In many species spiders lay dozens of eggs at one time. They will wrap the eggs up and carry them all on their back. After hatching, the spiderlings will live on the mothers back for a few weeks.
yes. if light didn't travel through air, then you wouldn't be able to see anything!
A transverse wave of light can travel through air or gas.
Air can travel through some kinds of solids, if they are porous. Otherwise it can't. It can travel through liquids in the form of bubbles. It does not exactly travel through gases so much as mix with them.
An hot air balloon i think.
It can travel through the moon's crust, yes - it is solid. But it cannot travel through the air on the moon, of course, because there Is no air on the moon!
on air force 1
No, sound cannot travel through a room with no air because sound waves need a medium, such as air, water, or a solid, to propagate. Without a medium, there is nothing for the sound waves to travel through.
Videos of hang gliders soaring through the air are available directly from YouTube. Users upload hundreds of hang gliding videos to the site on a regular basis.