A high-mass star burns through a succession of heavier elements, after running out of hydrogen for nuclear fusion. Arrange these elements in order of the length of the stage during which the star burns.

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat