Matthew has recently learned that Earth's atmosphere is made up of nitrogen, oxygen, water vapor, and many other trace elements. Which of the following is NOT a way in which gases in the atmosphere are helpful to life in Earth? A:carbon dioxide insulates earth

B:protection against radiation from the suN

C:barrier against violent storms and lightning

D:oxygen stays within the atmosphere

  the mississippians were considered to be  horticulturalists, which means they were

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.