This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Among the modes of energy transfer in stars, _____ is the least efficient of all. A) conduction ... (Read 19 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
on: Jul 27, 2018
Among the modes of energy transfer in stars, _____ is the least efficient of all.
 
  A) conduction
  B) convection
  C) radiation
  D) evaporation

Question 2

Which of the following statements is true in the context of the formation of stars from the interstellar medium?
 
  A) The densest interstellar clouds contain from 108-1011 atoms/cm3.
  B) The densest interstellar clouds have temperatures as low as 1000 K.
  C) Clouds can never resist their own gravity and eventually collapse under its influence to transform into stars.
  D) Stars can form in molecular clouds when the densest parts of the clouds become unstable and contract.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Missbam101

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

D


asd123

  • Member
  • Posts: 557
Reply 2 on: Jul 27, 2018
Gracias!

triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Role of binding energy in catalysis Role of binding energy in catalysis
Rich Energy Deposits Rich Energy Deposits
Tummy rock to release energy blocks in the torso and head. Tummy rock to release energy blocks in the torso and head.
Energy Transfer Energy Transfer
Energy Transfer Energy Transfer
How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C
Video: Vasectomy

For a complete list of videos, visit our video library