If you thought death rays belonged only in futuristic science fiction, think again. The Greeks are said to have built one to set fire to invading Roman ships 2,000 years ago.
If you thought death rays belonged only in futuristic science fiction, think again. The Greeks are said to have built one to set fire to invading Roman ships 2,000 years ago.
General Note
Teacher's guide available under additional info tag.
Content Note
On container and disc label: Science, grades 6-12. Originally produced as a segment of the television program Mythbusters. Special features: Video index ; standard link ; teacher resources.