And answer the questions in the attached documents. It is an easy assignment. I need it urgently. It is due today like in 6 hours.
- About how deep is Earth’s core from the surface?
- Which of the Earth’s neighbors have weak magnetic fields?
- What does Earth’s magnetic field protect us from?
- How do we know that Mars used to have a magnetic field?
- What do many believe happened to Mars’ atmosphere and water? Why?
- How does pottery provide an insight into Earth’s magnetic past?
- What is believed to have caused Mars’ core to stop the dynamo effect?
- What happens to the lava in Hawaii when it cools and solidities upon contact with the sea water?
- Approximately when did the Earth last experience a magnetic pole reversal?
- What are some of the concerns with Earth’s magnetic field weakening and reversing?