How long can it take for an Aquatic Ecosystem to develop into a terrestrial ecosystem?

How can congress clarify parts of the constitution that are unclear?

Which characteristics are true of the arabian desert? choose all answers that are correct. has land mostly below sea levelcovers almost the entire arabian peninsulacontains the largest sand sea in the worldhas very few people living there

Dominic and stacy each have a stamp collection. dominic has six fewer stamps than three times the number of stamps stacy has. dominic and stacy decide to give all of their stamps to their younger sister, mary. if stacy had s stamps, which expression represents the number of stamps that mary received? a. (3s − 18)(3s − 6) b. 2s − 18 c. 4s − 6 d. 4s − 18