Nitrogen gas is most commonly found in which of earth's spheres? a. biosphere b. exosphere c. atmosphere d. hydrosphere

The idea of spontaneous generation was disproved by in a experiment involving jars of meat

According to your text, should be in the native language of the parents or guardians whenever possible. a. an email b. consent forms c. oral approval d. storybooks loaned out

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geological equipment to analyze the composition of rock?