Gg Flashcards
(21 cards)
What does geographical enquiry involve?
Researching human and physical environments
Geographical enquiries can involve actions, decisions, or events, particularly on the environment, society, and economy.
What is high pressure in meteorology?
When air pressure is higher than average
High air pressure is caused by sinking air.
What are isobars?
A line of equal or constant pressure measured in millibars (mb)
What is meteorology?
The study of weather
What is a microclimate?
Weather conditions that differ from those of the surrounding region
What is an okta?
A measure of cloud cover (in fractions of eight) on a synoptic chart
What is precipitation?
Forms of water particles that fall from the atmosphere, including rain, snow, and hail
What is the prevailing wind?
The most common wind direction for a particular location
What is a rain gauge?
A weather instrument used to measure the amount of precipitation in a 24-hour period
What is a rain shadow?
The dry region on the leeward side of a mountain
What is relief rainfall?
Rain formed when air is forced to rise over relief features like hills or mountains
What is a Stevenson Screen?
A shelter for weather instruments to protect them from rain, snow, and high wind
What is a synoptic chart?
A weather chart reflecting the state of the atmosphere over a large area at a given moment
What does temperature measure?
The mean random motion of molecules in a physical body
What is temperature range?
Maximum minus the minimum temperature for a particular location
What is weather?
The state of the atmosphere with respect to its effects on life and human activities
How does weather differ from climate?
Weather consists of short-term variations of the atmosphere state
What is a weather forecast?
A prediction of what the weather will be like in the next few hours, days, or weeks
What causes wind?
Movement of air caused by changes in temperature and air pressure
How are winds identified?
By the compass direction from which they blow
What is a wind vane?
A weather instrument used to measure wind direction
