What factor describes when populations decrease because animals are moving out of a population

Which statement describes absolute and apparent brightness? absolute brightness and apparent brightness are identical ways to describe the brightness of a star. absolute brightness and apparent brightness change with the distance from the star to the observer. absolute brightness depends on the distance from the star to the observer, whereas apparent brightness is always the same. absolute brightness is the actual amount of light produced by the star, whereas apparent brightness changes with distance from the observer.

Weak stimulus will cause a weak action potential. the stronger the stimulus, the stronger the action potential. a. true b. false

Physical needs include: a. the need for sleep b. the need to feel safe c. the need to feel secure d. all of the above