Part B: Chalk and sea shells are both made of calcite. Another student designed an experiment that is exactly the same but instead of a piece of
chalk, the student uses equal size pieces of sea shell. Write a hypothesis for
this student's experiment.

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

Which tool is least in predicting weather