Scientists can determine the age of the seafloor by watching the constant changing magnetic field of our planet. When it cools down, it records the magnetic field during its formation. The two parts of the oceanic plate are pulled apart, and magnetic stripes become older as they move away from the mid-ocean ridge. Hope that helps!
My tip for a DBQ is to choose one and use it for your three
<span>A gene contains instructions of a person's characteristic. The definition of a Q gene is it is an application that processes quantitative real-time data. In the Q gene, the genotype is dominant or QQ, which the Rd and sS genes are heterozygous. </span>