4. Is the Apollo 11 mission
Warm fronts cause snow flurries in the winter, while cold fronts cause several days of rainy weather. Warm fronts cause rapid changes in weather, while cold fronts cause several days of cloudy weather. Warm fronts cause thunderstorms in the summer, while cold fronts cause rain when the air is humid.
The answer is B because when hydrogen is separated from O2 it soluble
