Ecklists In changing a tire, a hydraulic jack Tifts 7,320 N on its large piston, which has an area of
22.60 m2. How much force must be exerted on the small piston if it has an area of 4.2
m2?

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

Aristotle classified animals according to their a. habitat and mating behavior c. mating behavior and relatedness b. habitat and physical differences d. physical differences and mating behavior

9. the history of life on earth is recorded in