Physics
How to Measure Precipitation?
Main objective of this lecture is to present on How to Measure Precipitation. Raingage – A cylindrical container that collects rainfall and measures its depth. Tipping-bucket gage –…
Lecture
Geography
Snowflake Symmetry: Rotations and Translations in Nature
This lecture introduce on Snowflake Symmetry: Rotations and Translations in Nature. Snowflakes are all six sided because of their chemistry. They are made of water molecules. Water molecules are…
Geography
Lecture on Lightning
Principle objective of this lecture is to present on Lightning. The action of rising and descending air within a thunderstorm separates positive and negative charges. Water and ice…
Physics
What is Snow?
Snow falls from clouds that contain enough cloud droplets and ice crystals for precipitation to form. In order for snow to reach the ground without melting,…
Physics
Why Does It Rain?
When rain clouds are pushed up into cold air the rain drops form and become heavy enough to be pulled to the ground by gravity. Water…
Physics
Lecture on Rainfall Measurement
Major objective of this lecture is to present on Rainfall Measurement. Most rain gauges generally measure the precipitation in millimetres equivalent to litres per square metre. In this…
Physics
Types of Precipitation
Several types of precipitation exist and depend on the atmospheric temperature profile: Snow; Rain; Graupel and hail; Sleet and Freezing rain. Snow occurs from the Bergeron process, riming, and aggregation. The nature…
Physics
Presentation on Bergeron Process
The aim of this lecture is to present on Bergeron Process. For air with both supercooled water and ice: (1) Amount of water vapor is in equilibrium with…
Physics
Precipitation in Warm Clouds
Prime objective of this lecture is to present on Precipitation in Warm Clouds. Cloud physics is the study of the physical processes that lead to the formation,…
Physics
Lecture on Precipitation Processes
Basic objective of this lecture is to present on Precipitation Processes. Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or…
Physics
Discrete Air Masses
General objective of this lecture is to present on Discrete Air Masses. Air Mass Replacement Brings Temperature Changes. Location of high or low pressure centers provides information about: Wind…
Physics
Quantification of Radiation
General purpose of this lecture is to present on Quantification of Radiation. It divided into two parts: Quantifying Radioactive Decay and Quantifying Exposure and Dose. There are many different…
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