a person is standing on a scale placed on the floor of an elevator. at time t1, the elevator is at rest and the reading on the scale is 500n. at a later time t2, the person is still standing on the scale and the reading on the scale is 400n . based on the scale readings, which of the following statements about the motion of the elevator could be true at time t2?

Afour-year college’s application process takes into account all of the following except

Class iii atmospheric hazards are those involving

Snakes, dogs, and humans have a vertebral column. snakes and dogs have tails, and humans have vestigial tailbones. dogs and humans have limbs, but snakes do not. most reptiles lay eggs, but a few give birth to live young. what do these structures suggest about the evolutionary pattern between the three organisms? 1. snakes and dogs are more closely related than snakes and humans. 2. snakes and humans are more closely related than humans and dogs. 3. dogs and humans are more closely related than snakes and humans. 4. dogs, snakes, and humans share a common ancestor. 5. the early ancestor of snakes and dogs is the same, and the early ancestor of humans is different.