Answer:
It is caused by humans.
Explanation:
Global warming is the unusually rapid increase in Earth's average surface temperature over the past century primarily due to the greenhouse gases released by people burning fossil fuels.
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(I am 100% sure this is correct.)
Answer:b
Explanation: b is correct
The statement that is an example of part of a scientific theory statement that carbon is matter and cannot be created or destroyed (option A).
<h3>What is scientific theory?</h3>
Scientific theory is a coherent statement or set of ideas that explains observed facts or phenomena and correctly predicts new facts or phenomena not previously observed, or which sets out the laws and principles of something known or observed.
A scientific theory can be said to be an hypothesis confirmed by observation or experiment.
Therefore, the statement that is an example of part of a scientific theory statement that carbon is matter and cannot be created or destroyed because it is an established fact.
Learn more about theory at: brainly.com/question/2375277
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Answer:
KrF2 + H2O -> Kr + O2 +2HF
Explanation:
You would just need to add a 2 on the HF, because on both sides it can balance with 2F's and 2 H's
Mitosis splits 2 nuclei / 2 cells and meiosis gives 4
