Answer:
Problem, Variables, Hypothesis, Research, Procedure, Data, Conclusion.
Explanation:
First, you have to know what the problem that you're talking about is. Then, you have to know the independent, dependent, and controlled variables are in order to make a hypothesis. Then do research about the topic. After that, you make the procedure your experiment, if that's what your doing. Then after the experiment, you find the data. Using that data, you make a conclusion.
Answer: :)
Ore is commonly found and formed in rocks under the ocean floor and beneath the ground.
Explanation:
:/
It should be the digestive system as it absorbs the nutrients of the food into your body.
Radon is <span>not a source of air pollution related to human activities</span>
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