physical science

Science homework help

Electricity and Magnetism

Step 1- watch the following:

Watch the video “The Science of Lightning” in the Instructor Insights section. You can also watch it at: https://www.youtube.com/watch?v=fzNk4w2k2h0
Watch the video “Why the Earth’s Magnetic Field Matters” in the Instructor Insights section this week. You can also watch it https://www.youtube.com/watch?v=XXFVpwecixY

Step 2- Respond to the following:

(lightning)

How do scientists believe lightning forms? Be sure to use the terms: electric charge and electric field.
Why are we always told not to be the highest thing around when lightning strikes? Use what we have learned to explain why this is a bad idea!

(magnetic field)

Why is planet Earth capable of sustaining life, but Mars is not?
How is the Earth’s magnetic field important to us? What would happen if it suddenly disappeared?

Step 3- Independent research

Research and report what creates the magnetic field that surrounds our planet. Suggest reasons why Mars does not have a magnetic field. Please include a link to the article or site where you found your information

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