Final answer:
Electromagnetic waves travel in straight lines, consist of perpendicular electric and magnetic fields, and propagate through space at the speed of light.
Explanation:
Electromagnetic waves exhibit various characteristics:
- They travel in straight lines and can bounce off surfaces.
- They consist of oscillating electric and magnetic fields that are perpendicular to each other and to the direction of propagation.
- They propagate through space at the speed of light and do not require a medium.
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