How much more can the Virgin River cut down before it hits bottom or reaches base level in Zion National Park? 500 ft 1000 ft 100 ft 5000 ft

Which statement best describes how chemical equations demonstrate conservation of mass?

The percentage of people in the united states engaged in agriculture in 2000 was approximately a. 56% b. 38% c. 21% d. 2%

Which of the following characteristics define a state? check all that apply. a. a population of people b. a sovereign government that determines how a group of people is ruled c. an army, military, or police force d. a territory with set borders