Can some please help me with this. Will brainliest

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

The slope of a velocity time graph over any interval of time gives the during that interval

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.