What's up? the answer is B, electron
best of luck with your studies
Are you talking about the emoticon xO
Answer: water, carbon and nitrogen
Explanation:
All of the materials an organism takes in are returned to the ecosystem, while the organism lives or after it dies. The movement of matter through the living and nonliving parts of an ecosystem is a continuous process, a cycle. ... Three of the most important cycles in ecosystems involve water, carbon, and nitrogen.
Answer:
1. D. Burning Coal and Natural Gas
2. D. Larger; Louder
3. D. It has a lower pitch and is quieter than the first note.
Explanation:
Not 100% certain of number 3, but I'm pretty certain it is correct. 1 and 2 are for sure correct.
The sun does however, revolve about a point in the centre of our galaxy. Taking entire solar system with it at a speed of 220 km/s. This period of orbit takes 225 million years. The sun revolves at about once every 25days at its equator and up to 30 days near its poles.