curve of extinction
81Behavior analysis of child development — Child development in behavior analytic theory has origins in John B. Watson s behaviorism.[1] Watson wrote extensively on child development and conducted research (see Little Albert experiment). Watson was instrumental in the modification of… …
82global warming — an increase in the earth s average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect. [1975 80] * * * Potential increase in global average surface temperatures resulting from… …
832009 in paleontology —             List of years in paleontology       (table) … 1999 .  2000 .  2001 .  2002  . 2003  . 2004  . 2005 … 2006 2007 2008 2009 2010 2011 2012 … 2013… …
84Memory consolidation — is a category of processes that stabilize a memory trace after the initial acquisition.[1] Consolidation is distinguished into two specific processes, synaptic consolidation, which occurs within the first few hours after learning, and system… …
85Fossil fuel — Coal, one of the fossil fuels. Fossil fuels are fuels formed by natural processes such as anaerobic decomposition of buried dead organisms. The age of the organisms and their resulting fossil fuels is typically millions of years, and sometimes… …
86Photometry (astronomy) — Photometry is a technique of astronomy concerned with measuring the flux , or intensity of an astronomical object s electromagnetic radiation. Usually, photometry refers to measurement over large wavelength bands of radiation; but, when not only… …
87Orbital forcing — is the effect on climate of slow changes in the tilt of the Earth s axis and shape of the orbit (see Milankovitch cycles). These orbital changes change the total amount of sunlight reaching the Earth by up to 25% at mid latitudes (from 400 to 500 …
88Rail transport in the United States — This article is part of the history of rail transport by country series. Today, most rail transport in the United States is based in freight train shipments. Changing U.S. economic needs and the rise of automobile, bus, and air transport led to… …
89Malthusian growth model — The Malthusian growth model, sometimes called the simple exponential growth model, is essentially exponential growth based on a constant rate of compound interest. The model is named after the Reverend Thomas Malthus, who authored An Essay on the …
90Competition (biology) — Sea Anemones compete for the territory in tide pools Competition is an interaction between organisms or species, in which the fitness of one is lowered by the presence of another. Limited supply of at least one resource (such as food, water …
