Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
5 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
What is the internal energy of a system? |
The internal energy of a system is defined as the sum of the random distribution of kinetic and potential energies of its atoms or molecules. |
I |
|
|
State 2 ways of increasing the internal energy of some gas. |
There are two obvious ways in which we can increase the internal energy of some gas: 1. we can heat it 2. we can do work on it by compressing it There are two obvious ways in which we can increase the internal energy of some gas: 1. we can heat it 2. we can do work on it by compressing it There are two obvious ways in which we can increase the internal energy of some gas: 1. we can heat it 2. we can do work on it by compressing it |
|
|
|
When can the internal energy of a gas decrease? |
The internal energy of a gas can also decrease; for example, if it loses heat to its surroundings, or if it expands so that it does work on its surroundings. |
|
|
|
What is a thermometer? |
A thermometer is any device that can be used to measure temperature. |
|
|
|
Learn |
|
