Answer:
Prediction.
Explanation:
A prediction is often written as an if/then statement.
This ultimately implies that, a prediction is based on hypothesis that hasn't proven yet or isn't backed up by any evidence. Thus, it is typically an if statement that also leads to an outcome (then).
Answer:
510.1 million km²
Explanation:
To find the surface area of the Earth we have to use the formula of 4*Pi*radius squared. The radius of the Earth is approximately 6,371 kilometers.
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