The absolute age of a rock is expressed with
a. geologic symbols.
b. roman numerals.
c. concrete numbers.
d. date ranges.

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

Why did the united states lead a coalition to invade iraq in 1991? o a. there was a fundamentalist revolution in iraq. o b. iraq had invaded iran. o c. an oil embargo had started in the middle east, o d. iraq had invaded kuwait.

In which horizon of soil profile is prevent material usually found