Answer:One day at work in 1945 Spencer was standing next to an active magnetron when a candy bar in his pocket melted. Intrigued, he sent out for unpopped popcorn. When it popped in front of the magnetron, he realized that microwaves could cook food.
Explanation:Hpe this helps!!-Branlist?
Answer:
the Confederate states of America or the confederacy
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The American Revolution was principally caused by colonial opposition to British attempts to impose greater control over the colonies and to make them repay the crown for its defense of them during the French and Indian War
African tribes lacked the technology to make European manufactured goods in their culture