1 point Q2.(a) Electromagnetic waves have many uses. The diagram shows two
ways of sending information using electromagnetic waves. (i) What type of
wave is used to send information to and from satellites?*
mouth
Satellite
-Atmosphere
Your answer

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.

none, its a machine

there are no correct statementd on the list of choices you provided.

the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.