I think its cleaning itself, but I'm not positive.
AnswerWhen they rub their front ones together they are washing when they rub their back ones together they are calling others.Answer
YOU DUMB IDOTS THEY WANT SOME C**T I WANT SOME C**T
They are preening. Flies spend a lot of time cleaning dust and other dirt off their legs because of all the taste and touch receptors there. A clean fly can feel and taste what it lands on better than a dirty fly.
a cricket or grasshopper
Frictional energy is converted to heat.
FrictionRubbing your hands together very fast -and causes heat.When you fall, your skin rubs up against the floor, and you get wounds.Non-ExamplePut your hands together with no motion.
He's nervous around you, basically he likes you. Hope that helped :)
they rub their back legs together That is a myth. The males rub the edge of their wing (which has 'teeth') onto their leg and this is what makes the chirping sound.
there half chaps. ridders use them so they don't get rubs on there legs.
Return them to the store you bought them from. Tell them that the jean's color rubs off on your legs and hands. If they don't take clothes back, throw them away.
Crickets chirp by rubbing their wings together. A vain in the wing makes the sound louder as the other wing rubs against it.
The Doctor and Gentlewoman watch Lady Macbeth sleepwalk. She incessantly rubs her hands together, trying to wash off imaginary spots of blood. The blood represents her guilt that she is unable to shake off.
It rubs one of it's legs along one of it's wings.
Ir rubs and it makes static electricity so it makes your hands worm.
You do if you are doing it for commercial gain.