Answer:
The mantle is solid.
Explanation:
The mantle is the mostly-solid bulk of Earth's interior. The mantle lies between Earth's dense, super-heated core and its thin outer layer, the crust. The mantle is about 2,900 kilometers thick, and makes up 84% of Earth's total volume.
An absorption line will appear in a spectrum if an absorbing material is placed between a source and the observer.
Answer:
1. ?
2. greater than 120 parts per million (280 to greater than 400)
3. Australia, Arctic, western US.
4. Louisiana (at the rate of a football field every 45 minutes)
5. Oceans are expanding due to the warmer tema thirperature
6. The fossil-fuel companies
7. carbon dioxide
8. logging
9. It's in almost every good (e.g. shampoos, soaps, breads)
10. a third
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18. It wasn't really an eye-opener, necessarily, but it did make me more aware of the impacts of the burning of fossil fuels and other human activities. It also made me feel guilty, but I feel helpless at the same time.
PS will finish later (if i can)
Predation is the best word to describe the relationship between the spider and the grasshopper.