Which is NOT true about binary stars? They move about a common center of mass
They are always of equal brightness
They usually appear as one star
They are the most common stars in the galaxy

They are always of equil brightness.

Explanation:

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls

c. establishing proper sleep hygiene