In which direction do hurricanes generally move across the ocean?

Results from surveys are usually quoted along with a with a value called margin of error

Population parameters are words that describe characteristics of the population

During thunderstorm formation, what enables storm clouds to grow greatly in size?

How is weather defined?

Look at the photo below. This is Hurricane Fran, on September 4, 1996 as it heads north toward the coast of Georgia. It maxed out as a Category 3 hurricane with its effects felt as far north as Ontario! The lines connect the letters to certain features of this storm.   At which point might tornadoes have formed?   

Air masses influence regional weather. What type of air mass starts out cold and dry?

What does the bottom of a cloud look like at the Lifting Condensation Level (LCL)?

What established the phasing out of the use of CFC’s as a propellant in spray cans?

Statistical science provides methods to determine how well a population parameter estimates a sample statistic