Astuntman jumps from the roof of a building to the safety net below. how far has the stuntman fallen after 2.3 seconds? a. 25.9 m b. 21.2 m c. 9.8 m d. 11.3 m

Aman does 500 j of work pushing a car a distance of 2 m. how much force does he apply? assume there is no friction. a. 250 n b. 1000 n c. 125 n d. 500 n

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

Aswimming pool whose volume is 10 comma 000 gal contains water that is 0.01% chlorine. starting at tequals0, city water containing 0.003% chlorine is pumped into the pool at a rate of 5 gal/min. the pool water flows out at the same rate. what is the percentage of chlorine in the pool after 1 hour? when will the pool water be 0.006% chlorine?