Which sample is a pure substance?
a. a test tube of zinc oxide
b. a container of zinc and oxygen
c. a flask of pond water
d. a jar of soil

Which answer lists the fundamental forces in order from strongest to weakest

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?