What are the effects of earth around the revolution

Micah is studying child behavior in playgrounds throughout the world. he wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. which approach is micah is using?

When zhang qin went to explore west, he brought back stories of

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