« previous next »

Author Question: When ice crystals form in the clouds, ________. a. heat energy is released b. the atmosphere ... (Read 52 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?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Examples of variation in leaf form. Examples of variation in leaf form.
Energy of Electron according to Electron Shells Energy of Electron according to Electron Shells
Solar Energy Solar Energy
The growth in demand for energy use is met by burning fossil fuels The growth in demand for energy use is met by burning fossil fuels
Composition of the Atmosphere Composition of the Atmosphere
Neither heat-killed S-type nor live R-type bacteria can kill mice, but simultaneous injection of bot Neither heat-killed S-type nor live R-type bacteria can kill mice, but simultaneous injection of bot
Video: Mendel's Principles of Dominance, Segregation and Independent Assortment

For a complete list of videos, visit our video library