« previous next »

Author Question: When ice crystals form in the clouds, ________. a. heat energy is released b. the atmosphere ... (Read 43 times)

Shelles

  • Hero Member
  • *****
  • Posts: 582
on: Jul 28, 2018
When ice crystals form in the clouds, ________.
 a. heat energy is released
  b. the atmosphere becomes colder
  c. phase change from solid to liquid occurs
  d. the thermal mass of the atmosphere increases

Question 2

In a location where the train tracks run parallel to a road, a high speed train traveling at 60 m/s passes a car traveling at 30 m/s in the opposite direction. How long does it take for the train to be 180 m away from the car?
 a. 2.0 s
  b. 3.0 s
  c. 6.0 s
  d. 9.0 s
  e. 18.0 s


prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

A form letter is used when the same letter is sent to multiple recipients. A form letter is used when the same letter is sent to multiple recipients.
Example of Truth in Lending form. Example of Truth in Lending form.
Water vapor is supplied to the atmosphere by local evaporation or horizontal transport (advection). Water vapor is supplied to the atmosphere by local evaporation or horizontal transport (advection).
Renewable Energy Sources Globally Renewable Energy Sources Globally
Ionization energy Ionization energy
You heat 3.952 g of a mixture of Fe3O4 and FeO to form 4.162 g Fe2O3. The mass of oxygen ... You heat 3.952 g of a mixture of Fe3O4 and FeO to form 4.162 g Fe2O3. The mass of oxygen ...
Video: Bone Healing Animation

For a complete list of videos, visit our video library