trap density
21Shotgun — For other uses, see Shotgun (disambiguation). A pump action Remington 870, two semi automatic …
22Plasma (physics) — For other uses, see Plasma. Plasma lamp, illustrating some of the more complex phenomena of a plasma, including filamentation. The colors are a result of relaxation of electrons in excited states to lower energy states after they have recombined… …
23Antimatter — For other uses, see Antimatter (disambiguation). Antimatter …
24Shotgun shell — A 12 gauge shotgun shell in a transparent plastic hull, allowing the contents to be seen. From left to right: gunpowder, over powder wad, shot wad, #8 birdshot, and over shot wad A shotgun shell (shotshell) is a self contained cartridge loaded… …
25Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
26Aedes albopictus — Female at the start of feeding Conservation status …
27radiation measurement — ▪ technology Introduction technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement. The term ionizing radiation refers to those… …
28Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …
29Quantum entanglement — Quantum mechanics Uncertainty principle …
30Coburg, Oregon —   City   Shop on Willamette Street …
