1. What are some ways that measurement used to occur before the use of standardized systems?

2. What were the problems associated with the type of measurements listed in #1?

3. Why is the metric system preferred to the Old English system and other systems of
measurement?

"a scientist studying a whale and its surroundings would need to understand the structure of atoms in case something was negatively affecting the whale or its surroundings."

explanation:

this was from the link provided:

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

cuz he is really really short, assuming an unorthodox and inherently unlucky configuration of elevator buttons…

explanation:

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).