The correct option is this: THIS IS THE DEMONSTRATION OF BOYLE'S LAW. AS THE VOLUME INCREASES, THE PRESSURE DECREASES AND THE MARSHMALLOW WILL GROW LARGER.
Boyle's law states that the volume of a gas is inversely proportional to the pressure of the gas at constant temperature. The law explains the relationship between the volume and pressure of a gas at constant temperature.
A canyon is not dark a gorge is
<span>Under favorable conditions, including reaction time, a motor vehicle with good brakes going 50mph can be stopped within about 230 feet. </span>
Since a motor vehicle which is having good brakes, and the speed is not much high, so within 230 feet, It can be stopped including the reaction time.