For a fixed amount of an ideal gas kept at a fixed temperature, pressure and volume are inversely proportional. Or Boyle's law is a gas law, stating that the pressure and volume of a gas have an inverse relationship, when temperature is held constant. If volume increases, then pressure decreases and vice versa, when temperature is held constant.
Yeah, except when it's not. The two fingers held aloft in a V are fine provided your palm is facing out, but in some countries -- namely, Australia, New Zealand, and the United Kingdom -- it's an insult of the first order if you make the same gesture but with your palm facing inward.
Top 10 Common Hand Symbols. ILY signâ Originated in American Sign Language used by deaf and hearing culture. Done by extending the thumb, index finger, and little finger while the middle and ring finger touches the palm. Thumbs up or thumbs downâ The source is obscure but there are a lot of origin that has been proposed. Common gestures of approval or disapproval made by extending the thumb upward or downward.