a hot-air balloon is above the ground when a motorcycle (traveling in a straight line on a horizontal road) passes directly beneath it going (). if the balloon rises vertically at a rate of , what is the rate of change of the distance between the motorcycle and the balloon later?

Who can you think of that has an a in their first name and a b in their last name?

Technological solutions have good bad effects. what is one bad effect of spraying a chemical pesticide on crops

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.