To find two materials that react in similar ways you should look left and or right across the same row of the periodic table look up and down the same column of the periodic table

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above