The third is synchronous, when both hands throw at the same time.

She flung a hand outward as if throwing something at me.

He also has large hands, the better to throw the football - and play the piano.

A great hand threw him sideways in the vibrating air.

At that moment a hand reached around a door and threw something into the room.

It was just as if a hand had thrown them to one side.

He must use both hands to throw the ball from behind and over their head.

Without thought she turned; a hand threw dirt in her face.

My shaking hand found the switch and I threw on the light.

Why does my hand throw a book, when I don't want to?