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Across 3. amount of matter in an object 8. this systems major organs are the stomach and intestines 10. the moving of rock by wind and water 13. Colorado has snow in the winter; Florida is hot and sunny in the summer (the pattern you expect to see) 14. an animal without a backbone 16. heat transfers when particles bump into each other; a spoon turning hot when it is placed in hot water 18. movement of Earth around the sun; takes 365 days 20. type of energy that travels in straight lines called rays 22. a tool that measures air pressure 23. a resource that can be replaced like ocean tides and sunlight 25. has a definite size and shape; its particles are packed tightly together 27. the ability to float 28. can't be separated (example: lemonade) 31. anything that has mass and takes up space 33. the spinning of Earth on its axis; takes 24 hours 34. a behavior an animal is born knowing to do like hibernation or migration 35. no definite siz or shape; particles move very fast 36. type of energy that produces heat 37. major organ of the nervous system

Down 1. heat moving from a source outward to an object; the suns rays heating Earth 2. are easily split apart (example: goldfish and grapes) 4. tpe of energy that travels in waves and is caused by vibrations 5. type of energy that causes motion 6. warm air or water rising to the top and cold air or water sinking to the bottom 7. takes the shape of the container it is in; the particles slide 9. effects on the ocean water caused by the gravitational pull of the moon 11. a tool that measures temperature 12. an animals color or pattern that helps it blend in with its environment 15. animals that only eat producers 17. amount of space that liquid takes up 19. 0 degrees Celsius 21. organisms that use sunlight to make their own food 24. a tool that measures wind direction 26. 100 degrees Celsius 29. today it is rainy and cold; tomorrow will be sunny with a high of 85 (changes constantly) 30. the one thing that is different in an experiment 32. an animal looks like another object or animal; praying mantis