This topic contains a solution. Click here to go to the answer

Author Question: In a cloud formation, water vapor condenses into water droplets which get bigger and bigger until it ... (Read 154 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
In a cloud formation, water vapor condenses into water droplets which get bigger and bigger until it rains. This will cause the temperature of the air in the clouds to
 
  A)
 
  increase.
 
  B)
 
  decrease.
 
  C)
 
  stay constant.
 
  D)
 
  freeze.

Question 2

A 620-g object traveling at 2.1 m/s collides head-on with a 320-g object traveling in the opposite direction at 3.8 m/s. If the collision is perfectly elastic, what is the change in the kinetic energy of the 620-g object?
 
  A)
 
  It loses 0.23 J.
  B)
 
  It gains 0.69 J.
  C)
 
  It loses 0.47 J.
  D)
 
  It loses 1.4 J.
  E)
 
  The energy of the object is unchanged.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jennafosdick

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

A

Answer to Question 2

A





 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

For a complete list of videos, visit our video library