Say true, false or don't know 1. Weathermen collect information from universities, colleges and offices. 2. If the barometer shows low pressure, the weather is rainy and windy. 3. We never know what the weather to expect and there is nothing that can help us. 4. For some people it is very important to know the weather forecast. Answer the questions. 5. When the weather is cold and frosty in winter, the barometer shows high pressure.