Maps, Plans and Physical representations of reality

• What is the topic of section 3.1?

  Maps, Plans and other representations of the physical world
• What is a 2-D model?

  A diagram or picture having length and width only
• How does a 2-dimensional plan differ from a 2-D model?

  A 2-dimensional plan may represent three-dimensional objects
• What is a 3-D model?

  A dimensional construction of real-life objects
• What does 'actual length' refer to?

  Accurate length
• What is a bar scale?

  A picture that helps determine distances on a map
• What does 'distance' mean in the context of maps?

  The length of the space between two points
• What is an elevation map?

  Information about the profile of a route as seen from the side
• What does a floor plan show?

  The design and dimensions of the inside of a building from a top view
• What is a highway?

  A major road that links major cities
• What does 'length' refer to?

  The measurement of something from end to end
• What is a national road map?

  A map that shows major roads linking major cities to each other
• What does a north elevation plan show?

  The side of the building that is in front of you when facing north
• What does a number scale like 1:50,000 represent?

  1 unit on the map represents 50,000 units in real life
• What is the purpose of a scale in maps?

  It determines how many times smaller an object shown on a plan or map is than its actual size
• What is a scaled elevation plan?

  It shows the design and dimensions of the outside of a building from a side view using a specific scale
• What is a street map?

  A map of a small area such as a town or city
• What is a route map?

  A map that shows a specific route as seen from above
• What does 'location' refer to?

  A particular place or position
• What are the objectives of section 3.1.2 Scale?

  To work with scales, calculate lengths, and determine appropriate scales for maps and plans
• What is a scale of a map?

  A ratio of the distance on the map to the actual distance on the ground
• What is the advantage of a bar scale?

  Bar scales are quick and easy to use
• What is a disadvantage of a bar scale?

  Measurements obtained using bar scales tend to be less accurate
• What is a number scale?

  A scale expressed as a ratio, such as 1:500
• What is an advantage of a number scale?

  Number scales are more accurate than bar scales
• What is a disadvantage of a number scale?

  Number scales require the use of calculators in determining actual distances
• What are the objectives of section 3.1.3 Maps?

  To describe positions, find locations, estimate distances, and plan trips
• What is a seating plan?

  A plan that uses symbols and words to show names and positions of arranged items
• What is a layout plan?

  A plan that uses icons with names to show different buildings or structures
• What do street maps show?

  Aerial pictures of industrial or residential areas with street names
• What do national and provincial road maps show?

  Aerial pictures of countries or provinces with various features
• What is a strip chart?

  A chart showing distances on a portion of a road
• What does an elevation map show?

  The slopes or various inclinations of a route

  
• What is the purpose of compass cardinal points on maps?

  To indicate general directions
• What information do road signboards provide?

  Road names, names of suburbs, and compass direction
• What are assembly diagrams used for?

  To show diagrams and instructions for assembling items
• What do floor elevation plans show?

  A top view of a building's floor, including length measurements
• What do elevation plans show?

  The different side views of a building
• How many bedrooms are shown on the floor plan?

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• What is the purpose of instruction/assembly diagrams?

  To provide instructions on how to assemble items