Which part of the electromagnetic spectrum do plants use for photosynthesis?

Barbara is converting 78°f to degrees celsius. first, she subtracts 32 from 78. what is the next step?

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.