GEG 111 EXAM 1 HARPER COLLEGE ACTUAL EXAM 2024 LATEST UPDATE VERIFIED QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+.

GEG 111 EXAM 1 HARPER COLLEGE ACTUAL EXAM 2024 LATEST UPDATE VERIFIED QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+. Closed System - ANSWER- A system that is self-contained and isolated from influences outside the system. (energy can flow in and out) Open System - ANSWER- A system that exchanges energy and matter with the surroundings (energy and matter). (Glaciers) Feedback - ANSWER- A change in a system caused by the system's output. Positive Feedback - ANSWER- Changes in a system that are amplified by the system's output. Ex: rise in atmospheric temperatures by the continual release of greenhouse gasses into the atmosphere. Negative Feedback - ANSWER- A system's operations are reversed by the system's output. Great Pacific Garbage Patch - ANSWER- Occurs due to gyres: The circulation systems within the oceans and is a significant area of marine and manmade litter (especially plastics) trapped within the North Pacific Gyre under the Subtropical High (STH). Characteristics of El Nino - ANSWER- Atmospheric pressure decreases over the eastern Pacific and rises over the western Pacific. This change in pressure causes the trades to weaken and/or reverse direction. • Upwelling off the west coast of South America declines during the warm phase What is Geography - ANSWER- The study of Earth's features (land, water, air), inhabitants (living things) and their spatial (locational) relationships and interactions. GIS - ANSWER- Refers to software and databases used for storing and processing large amounts of spatial data as separate layers (themes) of geographic information. Advection - ANSWER- Similar to convection but horizontal movement dominates. Greenhouse Effect - ANSWER- The absorption and emission of Earth's longwave radiation in the lower troposphere leading to higher temperatures by greenhouse gases (GHG)