Travel
Travel refers to the movement of people from one place to another. It can be for work, leisure, migration, or exploration.
Types of Travel:
Land Travel: Walking, bicycles, cars, buses, trains.
Water Travel: Boats, ships, ferries.
Air Travel: Airplanes, helicopters.
Space Travel: Rockets, space shuttles (still in early stages for the public).
Impact of Travel:
Connects cultures and economies.
Boosts tourism and global understanding.
Contributes to globalization.
Has environmental impacts (especially air travel).
Communication
Communication is the exchange of information between people using spoken, written, or other forms.
Forms of Communication:
Verbal: Talking face-to-face, phone calls.
Written: Letters, emails, books.
Digital: Texting, social media, video calls.
Non-verbal: Body language, gestures, facial expressions.
Evolution of Communication:
Early humans used symbols and cave paintings.
Writing systems developed (hieroglyphs, alphabets).
Printing press revolutionized access to information.
Telegraph and telephone changed long-distance communication.
Internet and smartphones now dominate global communication.