Author Question: In the formation of a cloud, moist air rises and A) expands. B) cools. C) condenses. D) all of ... (Read 66 times)

WhattoUnderstand

  • Hero Member
  • *****
  • Posts: 517
In the formation of a cloud, moist air rises and
 
  A) expands.
  B) cools.
  C) condenses.
  D) all of the above
  E) none of the above

Question 2

Your hand is warmed when you blow on it with your mouth open, but when your lips are puckered so that air expands as you blow, your hand is
 
  A) warmer still.
  B) cooler.
  C) neither warmer nor cooler.



voltaire123

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

Answer: D

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

For a complete list of videos, visit our video library