« previous next »

Author Question: To totally convert a given amount of mechanical energy into heat is A) possible. B) impossible. ... (Read 102 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
on: Jul 29, 2018
To totally convert a given amount of mechanical energy into heat is
 
  A) possible.
  B) impossible.
  C) need more information
  D) none of the above

Question 2

When a parcel of air expands against the environment and no heat enters or leaves, its temperature
 
  A) increases.
  B) decreases.
  C) remains unchanged.


djofnc

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

c0205847

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


djofnc

  • Sr. Member
  • ****
  • Posts: 318
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

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?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

The major events associated with the three phases of energy metabolism: the cephalic, absorptive, ... The major events associated with the three phases of energy metabolism: the cephalic, absorptive, ...
The Energy Sector The Energy Sector
Place sheet or towel over area to be heated. Use sufficient heat barrier for the heat source used. ... Place sheet or towel over area to be heated. Use sufficient heat barrier for the heat source used. ...
Warning Signs of Heat Exhaustion and Heat Stroke Warning Signs of Heat Exhaustion and Heat Stroke
Animated The one-way flow of energy and cycling of materials in the world of life Animated The one-way flow of energy and cycling of materials in the world of life
Activation Energy Activation Energy
Video: Exercise and cardiac output & Definition of stroke volume

For a complete list of videos, visit our video library