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Biology

Attractive Molecules
Water molecules attract each other. This is why a … [Read More...]
Chemistry
What is Electronegativity?
Electronegativity is the attraction that an atom … [Read More...]
Earth Science

Atmospheric Pressure
Atmospheric Pressure The force of air molecules … [Read More...]
Math

Janice at the South Pole Marker
I was invited to go to the South Pole by CARA … [Read More...]
Physics

Perception of Color
Vision depends on a small part of the … [Read More...]