Heat History MOD

2.  We need to be warm to survive
 Fire is the primary source of heat for us
 We use thermometers to measure heat

4.  We use heat for;
 Homes
 Sports arena
 Schools
 food

6.  7000BC
 Humans make fire

7.  1200 A.D
 Chimneys first appear in Europe

8.  1300s
 Fireplaces with chimneys are built into the walls of
buildings

9.  1700s
 Cast-Iron stoves heat rooms evenly; heat does not
escape up a chimney

10.  1800s
 Forced-Air heating

11.  1906
 Electric Heaters

12.  Name 3 heat technologies that you have and tell me
how you use them each day.
 Would you miss them if they were taken away?