What are two reasons why arriving above ground all at once increases the cicadas’ chances of surviving and reproducing? Why do scientists think it is helpful to the periodical cicadas to emerge every 13 to 17 years?

Answer these two questions please! Giving out ALOT of points for these :) NO LINKS!!

What volume of a 0.25 m solution can be made using 0.55 moles of ca(oh)2

The shift of a vehicle's weight around its center of gravity is known as

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.