3. Temperature

The English use the Celsius scale.

F C
0.....-17
10.. -12
20.. -6
32....0
40....4
50....10
60....15
70....21
80....26
90....32
100..37
250..121
300..148
350..176
375..190
400..204
425..218
450..232
475..246
500..260
525..273

2.

Ovens are called cookers in some parts of England, and stoves are often called hobs.

1.

While Americans ask for a one-way or round-trip ticket, the English ask for a single or return ticket.