Abodybuilder loads a bar with 550 newtons (~125 pounds) of weight and pushes the bar over her head 10 times. each time she lifts the weight 0.5 meters. how much work did she do?

Ou listened to a song on your computer. did you use hardware or software?

Suppose an astronomer discovers a large, spherical-shaped body orbiting the sun. the body is composed mostly of rock, and there are no other bodies sharing its orbit. what is the best way to categorize this body? a. planet b. moon c. comet d. asteroid

Avariable of the data type arrays is storing 10 quantities. what is true about these quantities? a. the quantities all have different characteristics. b. the quantities all have the same characteristics. c. five quantities have the same and five have different characteristics. d. it is necessary for all quantities to be integers. e. it is necessary for all quantities to be characters.