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;
54 Cards in this Set
- Front
- Back
|
Greeks |
The first to observe the electric and magnetic phenomena that led to the development of many useful technology |
|
|
Static electricity |
Also known as amber effect |
|
|
1.675×10-²⅞ kg |
Mass of a neutron |
|
|
1.673×10-²⅞ |
Mass of a proton |
|
|
9.11×10-³¹ kg |
Mass of an electron |
|
|
Benjamin Franklin |
Named the two types of charges |
|
|
Coulomb |
SI Unit of an electric charge |
|
|
1.60×10-¹9 C |
Value of the fundamental electric charge |
|
|
Conductor |
Materials that conduct electric charge |
|
|
Insulator |
Materials that conduct electric charge poorly |
|
|
Semiconductor |
Materials that have characteristics between a conductor and insulator |
|
|
Charging by conduction |
A process of giving one object a net electric charge by placing it in contact |
|
|
Charging by induction |
Requires no contact with the object inducing the charge |
|
|
Polarization |
Realignment of charge on the surface of an insulator |
|
|
Electroscope |
A device that can be used for detecting charges Examples are the pith-ball electroscope and gold-leaf electroscope |
|
|
Earthing or grounding |
To attach a metal wire between the sphere and the ground |
|
|
Coordinate system |
An organized way of uniquely defining the location of a point using a number or a set of numbers |
|
|
Origin |
Point of intersection |
|
|
Claudius Ptolemy |
Used lines of latitude and longitude to locate places on a map |
|
|
Latitude |
Measured in degrees north or south of the equator |
|
|
Longitude |
Measured in degrees east or west of the prime meridian |
|
|
Weather |
Present condition of earth's atmosphere at a given time and place |
|
|
Climate |
Condition of the atmosphere generalized for a long period of time |
|
|
Air temperature |
Hotness or coldness of the air |
|
|
Air pressure |
Force exerted by air over a given area |
|
|
Humidity |
Amount of water vapor in air |
|
|
Cloud |
Visible masses of tiny water droplets above earth's surface |
|
|
Precipitation |
Any of the phases of water that falls to the ground |
|
|
Visibility |
Highest distance that one can see |
|
|
Wind |
Horizontal movement of air |
|
|
Pressure |
Is defined as the ratio of force and area |
|
|
Air temperature Air pressure Humidity Precipitation Clouds Visibility Wind |
7 elements of weather |
|
|
Stratus |
Sheet-like cloud Meaning: layer |
|
|
Cumulus |
Puffy cloud Meaning: heap |
|
|
Cirrus |
Wispy cloud Meaning: curl of hair |
|
|
Nimbus |
Rain cloud Meaning: violent rain |
|
|
Absolute humidity |
Represents the water vapor density in the parcel (imaginary volume of air enclosed in an imaginary thin elastic container) |
|
|
= mass of water vapor over total mass of air |
Specific humidity |
|
|
Relative humidity |
Remains to be the most common way to describe atmospheric moisture |
|
|
Water vapor content over water vapor capacity |
Relative humidity |
|
|
Mass of water vapor over volume of air |
Absolute humidity |
|
|
Troposphere Stratosphere Mesosphere Thermosphere |
Levels of atmosphere |
|
|
Pressure |
Is defined as the ratio of force and area |
|
|
Air temperature Air pressure Humidity Precipitation Clouds Visibility Wind |
7 elements of weather |
|
|
Stratus |
Sheet-like cloud Meaning: layer |
|
|
Cumulus |
Puffy cloud Meaning: heap |
|
|
Cirrus |
Wispy cloud Meaning: curl of hair |
|
|
Nimbus |
Rain cloud Meaning: violent rain |
|
|
Absolute humidity |
Represents the water vapor density in the parcel (imaginary volume of air enclosed in an imaginary thin elastic container) |
|
|
= mass of water vapor over total mass of air |
Specific humidity |
|
|
Relative humidity |
Remains to be the most common way to describe atmospheric moisture |
|
|
Water vapor content over water vapor capacity |
Relative humidity |
|
|
Mass of water vapor over volume of air |
Absolute humidity |
|
|
Troposphere Stratosphere Mesosphere Thermosphere |
Levels of atmosphere |
