Matching Pairs The weatherOnline version Let's learn about weather. by Daniel Educaplay 1 2 When the weather is hot... 3 4 The instrument we use to measure temperature is... 5 Temperature is measured in... 6 When the weather is cold... 7 When there is a lot of humidity... 8 Humidity is the amount of ........................... in the air. Fog ... degrees. ... temperature is high. Water vapour ... fog and clouds can form. ... the temperature is low. ... a thermometer. Clouds