Uv2

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Uv2

  1. 1. Ultraviolet Lesson 5
  2. 2. <ul><li>Draw and cut out a leaf from the green card and stick it in the centre of your page. </li></ul><ul><li>Add the following labels to your leaf, including arrows to show what is being used and what is being produced: </li></ul><ul><li>Carbon dioxide </li></ul><ul><li>Water </li></ul><ul><li>Electromagnetic radiation (light) </li></ul><ul><li>Oxygen </li></ul><ul><li>Sugar (glucose) </li></ul>
  3. 3. You will be successful if you can: <ul><li>Describe some of the benefits and risks of sunlight (including photosynthesis!) </li></ul><ul><li>Discuss strategies to increase sun safety </li></ul><ul><li>Explain how the ozone layer protects the earth </li></ul><ul><li>Correctly use terms absorption, reflection and transmission </li></ul>
  4. 5. Ozone Diagram showing the quantity of ozone in different parts of the southern hemisphere Global production of CFCs over the last 60 years
  5. 7. Work with a partner to produce a good answer to one of these questions. Would you get sunburnt on a space walk? Explain your answer. Why are plants green in colour?
  6. 8. <ul><li>Whenever ice cream sales rise, so do shark attacks (eating ice cream makes you tastier?) </li></ul><ul><li>Instances of drunkenness in those below 18 years of age are significantly lower than for those above. Does this mean that children can hold their drink better than adults? </li></ul><ul><li>Mortality rates for pedestrians and cyclists are dramatically lower on motorways than on other roads. Does this mean that fast roads are safer? </li></ul><ul><li>As more economists are recruited to the Treasury, inflation rises (economists cause inflation?) </li></ul><ul><li>In Scandinavia, storks appear more often on the rooftops of families with more babies (storks bring babies?) </li></ul><ul><li>As vocabulary increases in infancy, so does appetite (words make you hungry?) </li></ul><ul><li>Speaking of storks - the decline of storks in Denmark in the 1970s followed the same trend as the Danish birth rate. Fewer storks + fewer babies = ergo storks really do bring babies. </li></ul>
  7. 9. You are working as a features writer for Junior magazine. It is aimed at parents to give them information about bringing up their children. You have been asked to write an article about how to protect children from the sun. <ul><li>You must include: </li></ul><ul><li>how the sunlight is absorbed by the skin </li></ul><ul><li>why some sunshine can be good for us </li></ul><ul><li>why it can be dangerous to get sunburnt </li></ul><ul><li>how to protect a child from sunburn </li></ul>Home Learning

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