Please in your own words. how do energy packets (solar radiation and infrared radiation) interact with the clouds to cool the planet.

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Creating new things to solve problems and improve life depends on the close interaction of which two fields?

The picture below shows two galaxies. spiral galaxy and elliptical galaxy which of these statements best describes a similarity between the two galaxies? (2 points) both have elongated centers. both have centers shaped like bars. both change their shape from time to time. both are held together by gravitational forces.