Carbon has an even atomic number, although it is magnetic (unshared electrons). This is best explained by what principle or rule? Aufbau Principle
Pauli's Exclusion Principle
Hund's Rule
Heisenberg Uncertainty Principle
Photoelectric effect

Density and pressure

What do you not know about it

Wow that a lot of text for my tiny so i no wanna answer

For lesson: cameras, plant presses, newspaper, paper towels, clip boards, pencils, calculators, field guides, metric measuring tapes, paper, transect squares, colored pencils, ph meters, light meters, computers, etc.for extension: baggies for soil samples collecting, distilled water, hand shovels, beakers, boiled rice, microscopes, well microscope slides or regular microscope slides with cover slips