Because when it is hot, flower's head open up but when its cold the flower's head will stay close.
A barometer is commonly used to predict rain, as it measures changes in air pressure that can indicate approaching weather systems. Other tools such as radar, satellites, and weather balloons are also used by meteorologists to predict rain.
radar
no
wind vane
radar
ancient people used to predict the seasons and other event that were important to them in daliy lives ex: if something unusal happened such as eclipse
No. There is no basis for this.
barometer
how can air masses be used to predict weather
Native Americans used to predict the weather based on their observations of the sky, nature and animals. Some of these methods are used as proverbs such as: "Red sky at night, sailors delight. Red sky in morning, sailors take warning", "Clear Moon, frost soon" and "Rainbow in the morning gives you fair warning".
Satellites collect and send raw data to ground stations for computers to process and use complex computer models to predict future weather patterns.
Forecasting is the action of predicting an outcome, for example weather forecaster's can predict from satellites what the weather is going to be like. This can be used in an organisation to predict the profit and revenue on a monthly basis.