During which time period did most of the coal under earth’s surface begin to form?

A. Mesozoic
B. Cenozoic
C. Paleozoic
D. Precambrian

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

The ratio of the measures of the three angles in a triangle is 14: 15: 11 find the measures of the angles

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.