In the penny game exercise, why do you think it takes longer for one person to flip five batches of two pennies than one batch of ten pennies?.

Paint should be stored and mixed in an osha-approved room with all of the following, except: a) adequate ventilation b) ventilation hoods c) unshielded electrical devices d) fire extinguishers

All of the following are free tools to you prepare for the sat except

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?