Which method should be used to determine the type of popcorn that produces the greatest number of popped kernels? A. Research articles about different ways to heat popcorn to make it pop.

B. Design an experiment that tests multiple types of popcorn using repeated trials.

C. Heat kernels of some types on an electric stove and heat other types on a gas stove.

D. Construct a mathematical equation that compares size and mass of kernels from each type.

Smog is the term used to describe the combination of fog and smoke

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.