1. Describe characteristics that will affect the magnetic strength of a rock or mineral.

 

2. List 3 minerals that can become magnetic.

 

3. Describe the modern theory that explains the cause of earth’s magnetic field.

 

4. List instruments used to detect magnetism.

5. Define a magnetic anomaly.

 

6. Explain the causes of magnetic anomalies.

7. Explain why geologists would be interested in magnetic anomalies.