Can you check my answers please?

Question

1. What continents touch the 60 degrees W line of longitude? North America and South America, Antarctica
2. What do green areas on physical maps usually mean? It usually means land or low-lying land areas.
3. What is the capital of Switzerland, a country in Europe where the Alps cover 60% of the land area? Bern
4.Would a map of your city have a grid system of latitude and longitude lines? Why or why not? My city is New Orleans? Yes, because lines of latitude can be drawn to help find locations, even distinct locations like in a city.

Answer 1

4. You might find a city map with latitude and longitude lines. However, it's much more common to use streets and highways to locate places within a city.