The Pacific Ocean from space
© NASA
The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and SQA exam specifications.
New computer simulations provide information about planetary interiors, including different isotopes and the presence of ions and electric currents, based on information about pressures and temperatures. This has led to new theories about the origin of Earth’s oceans, and Neptune’s magnetic field.
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