Three Lamps on One Street

In the picture

1. 1A doorway lantern with a candle flame: a small warm orange light that reaches only a few paces
2. 2A gas lamp head on an iron post: a bright flame with a pale blue base that lights a longer stretch of street
3. 3An electric streetlamp globe: a steady, even, pale light that covers the widest area
4. 4A pedestrian in the lamp light: a person passing safely after dark under each kind of light

Examples

• A camping lantern burning on a table
• The streetlights on your road switching on at dusk

Quiz: Three Lamps on One Street (Age 12)

1. 1

   Which sequence shows how street lighting developed over time?

   • gas lamps, then candles and oil lamps, then electric lamps
   • candles and oil lamps, then gas, then electric lamps
   • electric lamps, then gas lamps, then candles and oil lamps
2. 2

   What happened as street lighting improved from one type to the next?

   • The light reached farther and made streets easier to use at night.
   • The light became dimmer and covered a smaller area.
   • The light was only useful indoors during the day.
3. 3

   What was one main effect of brighter street lighting on city life?

   • People could walk and work outside after dark more safely.
   • Streets became harder to use at night.
   • People had to stay indoors once the sun set.

The answers, each with its explanation, are in the app. This lesson has left the free week, so its quiz is part of the subscription.