In the 1800 many people flocked to California to find tin (a) true (b) false

If phosphorus concentrations were to suddenly increase in a marine ecosystem, which of the following would likely occur? A) no change in the rate of primary productivity B) increased primary productivity C) decreased primary productivity

Is south america in the western hemisphere

What sea separates africa from the middle east?

Which nations are dealing with deforestation problems? a. Maldives b. Thailand c. Cambodia d. Brunei e. Nepal f. Pakistan

Which resources are found in Brazil's rain forests? Choose all answers that are correct. rubber nuts medicinal plants wheat

Why were there no samples of rocks from the early Precambrian era?

What is the inequality of 5x<16+x

Which of the following statements about metamorphic rocks and their characteristic environments is true? a. Hornfels is a result of burial metamorphism. b. Slate, phyllite, schist, and gneiss are found in areas of continental collision. c.

Which of Canada's Atlantic provinces has jurisdiction over mainly uninhabited Labrador

What are some ways that we can prevent the spread of the virus? How are you preventing the spread of the virus?