Edward Bullard

High school (ages 12+)
Science & Technology

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Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/edward-bullard

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. When was Edward Bullard born?September 21, 1907
2. Where was Edward Bullard born?Great Britain
3. What is the career?British geophysicist, Fellow of the Royal Society (FRS)
4. Who was Sir Edward Bullard?He was a scientist born in 1907 who studied how the Earth works, especially the ocean floor. He helped scientists learn that continents move.
5. What is marine geophysics?It is a field that uses physics to learn about the rocks and layers under the ocean. Bullard helped start this field by using sound waves to map the seabed.

Geodynamo Theory: A scientific model explaining the generation of Earth's magnetic field by the motion of molten iron in the outer core.
Plate Tectonics: The scientific theory that describes the large-scale motion of Earth's lithosphere, explaining continental drift and seismic activity.
Oceanic Crust: The part of Earth's crust that lies beneath the ocean basins, typically thinner and denser than continental crust.