Water molecules bond to each other in a covalent bond where they stay connected. They also have poles like a magnet, making it a polar molecule.
If water is no longer polar the surface tension would lower to the point where ice can no longer float, the water would freeze, cooling the climate considerably.
Answer:
Massive stars transform into supernovae, neutron stars and black holes while average stars like the sun, end life as a white dwarf surrounded by a disappearing planetary nebula. All-stars, irrespective of their size, follow the same 7 stage cycle, they start as a gas cloud and end as a star remnant.
Explanation:
Answer:
The cells in the retina (called rods and cones) that convert light energy into nerve energy are called photo-receptor cells.
Explanation:
According to the cladogram, arthropods are MOST closely related to which group of organisms? mollusks. annelids. echinoderms.