Facts about Earth

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Across
  1. 4. 71% of the Earth's surface is covered with -----.
  2. 6. Earth is the ---- planet from the sun.
  3. 7. Where is the hottest place on earth? **HINT -- IT IS A TWO WORD ANSWER WITH NO SPACES**
  4. 9. Our atmosphere is composed of around 78% --------.
  5. 10. ---------- is home to the largest ice sheet on Earth.
  6. 11. Earth moves approximately 1,000 ----- per hour or 460 meters per second.
Down
  1. 1. There are around 15,000 different ----- in the UK. They come in many forms including mould, yeasts and mushrooms.
  2. 2. The largest known animal on Earth is the Antarctic blue -----.
  3. 3. Each year on the 22nd of April, we celebrate ----- day.
  4. 5. The smallest known non-flying mammal in the world is the Etruscan -----.
  5. 8. A natural disaster that can be caused by shifting tectonic plates