Based on what you have read, explain the advantages of digital signals over analog signals.

Explain how plate tectonics have changed earth’s surface over time. include the role of plate tectonics in the creation of landforms.

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).

When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.