![]() A rising barometer means sunny and dry conditions, while a falling barometer means stormy and wet conditions. It tells you whether or not the pressure is rising or falling. A scale then shows what the actual temperature is.Ī BAROMETER measures air pressure. When air around the tube heats the liquid, the liquid expands and moves up the tube. Most thermometers are closed glass tubes containing liquids such as alcohol or mercury. Question: What is a line on a map that connects points of equal temperature called? Answer: An isotherm is a line on a map that connects points of equal temperature to show the location of weather systems.A THERMOMETER measures the air temperature. Cattle herds emit gas and require clearing trees for pastureland, increasing the amount of these gases. Question: Which of these things is believed to be a cause of global climate change? Answer: Scientists believe greenhouse gases trap heat in the atmosphere, raising temperatures. The hottest recorded temperature is 135.8 ✯ (57.7 ✬). Question: What is the maximal temperature range ever recorded on Earth? Answer: The coldest recorded temperature is –128.2 ✯ (–89 ✬). Question: Which of the following is a valuable tool for forecasting weather? Answer: Weather balloons with electronic instruments can radio wind speed, temperature, and humidity at various heights to forecasters. Question: Which of these things is not thought to be caused by global climate change? Answer: Many scientists believe that abnormal worldwide temperature increases are causing droughts and raising ocean levels by melting snow and glaciers. Question: What is the Pineapple Express? Answer: The Pineapple Express is a southern branch of the polar jet stream that flows across the central Pacific Ocean in wintertime, bringing warm air to North America. Question: What is the lowest temperature ever recorded in Africa, in degrees Celsius? Answer: Africa’s lowest recorded temperature was –24, registered in the Atlas Mountains of Morocco in February 1935. Major biomes are tundra, taiga, deciduous forest, grassland, desert, and tropical rain forest. Question: What is a biome? Answer: A biome is a large region that has a certain climate and certain types of living things. Question: In India, what season is associated with the monsoon? Answer: The monsoon season in India lasts from June to September, a period roughly corresponding to summer. SpaceNext50 Britannica presents SpaceNext50, From the race to the Moon to space stewardship, we explore a wide range of subjects that feed our curiosity about space!Īpril Showers to March’s Lions and Lambs Question: What was the hottest temperature ever recorded on Earth? Answer: The hottest temperature recorded on Earth was measured at 136 ✯ (58 ✬) in the Sahara desert of Libya on September 13, 1922.Learn about the major environmental problems facing our planet and what can be done about them! Saving Earth Britannica Presents Earth’s To-Do List for the 21st Century.Britannica Beyond We’ve created a new place where questions are at the center of learning. ![]() 100 Women Britannica celebrates the centennial of the Nineteenth Amendment, highlighting suffragists and history-making politicians. ![]()
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