The physic teacher speaks about the effect from heat and the cold. Heat makes things longer and cold makes them shorter. Can you give me examples? Moritz : Oh yes, the holidays in summer lasted 9 weeks, the holiday in winter only 2 weeks.
The physic teacher speaks about the effect from heat and the cold.
Heat makes things longer and cold makes them shorter.
Can you give me examples?
Moritz : Oh yes, the holidays in summer lasted 9 weeks, the holiday in winter only 2 weeks.