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Pregnancy. pregnancy and birth. Fertilization, Pregnancy, and Birth. Stages of nine month pregnant woman abdomen growth. Pregnant human female developing human within her. White pregnant female, developing fetus. mother

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Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics

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Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

NBA Lakers Celtics Finals Kevin Garnett shooting.

10 Great Sports Rivalries

bell

wind instrument part

Learn about this topic in these articles:

effect on musical instruments

In sound: Bore configuration and harmonicity
In general, a rapidly flaring bell is added to the end of the instrument to reduce the impedance mismatch as the sound emerges from the instrument, thus increasing the ability of the instrument to radiate sound.
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