Unit 4

2. describes weather that is not very cold or not as cold as usual
3. one of the four periods of the year: spring, summer, autumn or winter
4. a thin, white layer of ice that forms on surfaces at night when it is very cold
9. an extremely strong and dangerous wind that blows in a circle and destroys as it moves
10. a sudden flash of light in the sky during a storm
12. a period of bad weather with a lot of wind and rain
14. extremely hot
15. a light and pleasant wind
16. a report saying what the weather is likely to be like

1. the loud noise in the sky that you hear during a storm
3. the light and heat that come from the sun
5. a short period of rain
6. slightly cold, but not too cold
7. a half circle of seven colours that you see in the sky when rain is falling and the sun is shining
8. the weather conditions that an area usually has
11. extremely cold
13. small drops of water in the air which make it difficult to see objects which are not near