« previous next »

Author Question: If a piece of iron and a cup of water at the same temperature are heated so the internal energy of ... (Read 71 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jul 29, 2018
If a piece of iron and a cup of water at the same temperature are heated so the internal energy of each doubles
 
  A) the water will have the higher temperature.
  B) the iron will have the higher temperature.
  C) both will have the same temperature.
  D) need more information

Question 2

When a system does work without adding heat, the temperature of the system
 
  A) increases.
  B) decreases.
  C) remains unchanged.
  D) none of the above


quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

v


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Layers of Rock Laid Down by Water Layers of Rock Laid Down by Water
Activation energy of uncatalyzed and catalyzed chemical reactions Activation energy of uncatalyzed and catalyzed chemical reactions
Measuring Temperature Using a Temporal Artery Thermometer Measuring Temperature Using a Temporal Artery Thermometer
Permafrost: High albedo, reflects as much as 90% of the Sun’s energy Permafrost: High albedo, reflects as much as 90% of the Sun’s energy
Table salt (NaCl) molecules dissolving in water, resulting in Na+ and Cl– ions surrounded by ... Table salt (NaCl) molecules dissolving in water, resulting in Na+ and Cl– ions surrounded by ...
Energy flow in the light-dependent reactions of photosynthesis Energy flow in the light-dependent reactions of photosynthesis
Video: Steps of glucose catabolism

For a complete list of videos, visit our video library