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 Cloud Cover 2 Wind Speed 3 Barometric Pressure 4 Visibility 5 Precipitation 6 Humidity 7 Temperature 8 UV Index Extent to which clouds cover the sky Any form of water, liquid or solid, that falls from the sky Pressure exerted by the weight of the atmosphere Distance at which objects can be clearly seen Rate at which air moves horizontally Amount of water vapor in the air Degree of hotness or coldness Measurement of the strength of ultraviolet radiation from the sun