Across
- 4. ____________ refers to the sun, the wind, the clouds and the rain
- 6. collects pebbles and stones to make nest
- 8. standard unit to measure length
- 9. the sun and the eight planets together form our ________.
- 10. __________ causes days and nights
Down
- 1. a __________ helps us to measure temperature
- 2. natural satellite of our planet earth
- 3. group of stars
- 5. _______________ is the biggest star close to our earth
- 7. when we see more than half of the moon it is called __________ moon