Making a connection: variable stars change their brightness periodically. which of our daily life devices, instruments etc. change their brightness or/and size alike variables. give examples, explain differences and similarities. (astronomy)

Drag each label to the correct location on the image. the diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which sare at their highest and most active. progesteronelevels highestrogen levelsconsistently riseluteinizinghormone levelshighdeveloping follicleoocytemature egg

Iceland has taken advantage of its geology to meet a. political needs b. energy needs c. cultural needs d. economic needs answer b. energy needs

What kind of fault is the san andreas fault