The answer to this riddle is "Cipher" or "code."
A code.
yes a manual hand mixer is a simple machine because when they put it together there are gears and levers in the hand machine
Yes it is. The short hand is the hour hand. fo all you simple minded people out there
I couldn't understand this question, what does it mean
disadvantages can be that if they put their hand in front of their mouth then the listner which is trying to communicate will not understand but the person that was trying to communicate with their hand in front of their face with a disability will not know and understand that.
lever
Because people will understand.
A simple file that is held in one hand.
So people understand your hand writing.
Simple sewing is used for making hand sewn sweater and the hemming of clothes.
The simple application is the turning of the tool in a hole will create a thread for a bolt to travel in.
inclined plane.........you realy had to ask that