Some estimates range up to 6000 languages being currently spoken in the world today. It depends on how you define a language vs. a dialect, among other things. Of course, you could impress your teacher by saying there are only six: body language, written language, sign language, spoken language, math, and the arts.
People's names are the same in all languages.
No. The names of the days of the weeks and the names of month are different in different languages.
Names are names, you bring your spelling with you when you travel.
Tu
hair -english
Scientific names are usually in Latin or Greek. These languages are used in taxonomy to ensure that species names are universal and consistent across different languages and countries.
english and polish
BRYAN!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! names do not change in different languages
Tyler, names in different languages are the same.
The seasons are the same but there are different words for them in the hundreds of different Asian languages.
Helvetia is the name of Switzerland in Latin. It is a compromise on marking stamps for a country with so many languages. It avoids multiple names in different languages.
In Hebrew it's pronounced aveer