As air rises, it transfers heat from the surface of Earth to the upper levels of the atmosphere in a process called . Scientists have found that the most destructive and deadly tornadoes occur from rotating thunderstorms called , which have a well-defined circulation. The effect is what causes the rotation of a hurricane.

Which of the following is an example of negative reinforcement? a.marty knocks over his mother's prize fern so she gives him a time out. b.gwen mows the lawn and her dad takes her out for ice cream. c.tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.

According to the nebular theory, the planets formed from a process called . after our protosun formed, remaining dust and gas from the nebula collided, combined, and gravitated together to form the planets.

Which of the following statements is true about taste bud preferences? a. taste buds respond exclusively to a certain taste sensation, like saltiness. b. taste buds have the ability to respond to all of the taste sensations. c. taste buds do not differentiate between bitter and salty sensations. d. taste buds have the capability to detect three taste sensations.