The first is (D), the second is also (D)
<h3>The answer is:</h3><h2>Hypothesis</h2>
A theory is an educated guess and so is a hypothesis. They both have limited evidence as a starting point for further investigation.
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-Lena
the only possibilities for the childrens genotypes are; A and AB, so the fact that the child has a blood type of O isn't possible
<h2>
<u>EARTH'S MAGNETIC FIELD</u></h2>
The magnets point North when the Earth's magnetic field has?
<h2>
<u>ANSWER</u></h2>
I think the best answer for this question is Magnetic Reversal or Geomagnetic Reversal.
In geomagnetism, the term "geomagnetic reversal" also known as 'flip', is the process by which the North pole becomes South pole and the South pole transforms into North pole.
<h2>
<u>THE MAGNETIC REVERSAL</u></h2>
The reversals happen on rare occasions when iron molecules start moving towards the opposite direction as other iron molecules around them within the Earth's spinning outer core.
B. Using fewer fossil fuels, such as gasoline for a car, reduces the emission of harmful pollutants into the air