Matching Pairs Weather Challenge MatchOnline version Test your weather knowledge by matching weather terms with their descriptions. Can you beat the clock? by Erika Naranjo Rodríguez 1 Humidity 2 Wind Speed 3 Barometric Pressure 4 Cloud Cover 5 Visibility 6 Precipitation 7 UV Index 8 Temperature Amount of water vapor in the air Degree of hotness or coldness Extent to which clouds cover the sky Any form of water, liquid or solid, that falls from the sky Distance at which objects can be clearly seen Pressure exerted by the weight of the atmosphere Rate at which air moves horizontally Measurement of the strength of ultraviolet radiation from the sun