Across
- 2. the gradient of a distance time graph tells us
- 6. day and night are caused by the ___ of the earth
- 7. force of attraction between two objects
- 8. usually measured in metres, tells us how far somethings moved
- 11. a line with a negative gradient on a distance time graph shows something is
- 14. biggest planet in our solar system
- 15. means how steep a line is
- 18. planet most known for its rings
- 19. too small to be considered a planet but it used to be known as one
- 20. planet named after the roman god of war
- 21. planet that takes the longest to orbit the sun
Down
- 1. closest planet to the sun
- 3. a horizontal line on a distance time graphs shows something is
- 4. a line with a positive gradient on a distance time graph show something is
- 5. has moons named Oberon, Titania and Miranda
- 9. only planet we have discovered life on so far
- 10. hottest planet
- 12. how heavy something is, measured in Newtons
- 13. ____ are caused by the tilt of the earth
- 16. how much there is of something, measured in Kg
- 17. usually measured in seconds, use a stopwatch to record it