Grammar A1 - Prepositions of Place

Here is a summary of the video on prepositions of place and time:

• Prepositions of Place (Visualized using a simple box):
  • In: Used when something is inside 3D limits or enclosed by something, such as in a box, in a room, or in a city.
  • On: Used for flat surfaces or sides, such as being on the floor, on the bus, or placing a picture on the wall.
  • At: Treats a location like a single dot on a map to mark a specific point or destination (e.g., at the door, at the bus stop).
• Prepositions of Time (Visualized using an upside-down triangle or funnel):
  • In: Located at the broad top of the funnel, used for the largest spans of time such as centuries, years, months, and seasons.
  • On: Located in the narrower middle section, strictly used for specific days and dates (e.g., on Friday, on my birthday, or a calendar square).
  • At: Located at the precise point at the bottom of the funnel, used for exact moments on a clock (e.g., at 3:00 p.m., at noon).
• Other Prepositions:
  • Under: Simply means directly below something else.