Answer:
Emigrants feared death from a variety of causes along the trail: lack of food or water; Indian attacks; accidents or rattlesnake bites were a few. But the number one killer, by a wide margin, was disease. The most dangerous diseases were those spread by poor sanitary conditions and personal contact.
Explanation:
Answer: The Paleo-Indians migrated for religious reasons.
Answer:
<h2>Question:</h2>
How does it differ from a mechanical wave?
<h2>Answer:</h2>
Electromagnetic waves can travel through a vacuum, that is an empty space, whereas mechanical waves cannot. They need a medium to travel such as water or air. Ripples in a pond are an example of mechanical waves whereas electromagnetic waves include light and radio signals, which can travel through the vacuum of space.