Yes, that is exactly what you should tell them. 1  If two clauses are connected with a coordinating conjunction, it's a compound sentence. 2  If two clauses are connected with a subordinating conjunction, it's a complex sentence.
Trains were first- 1784, but cars weren't invented until 1890.
The first attempts were made in Great Britain; the earliest steam rail locomotive was built in 1804 by Richard Trevithick and Andrew Vivian.he steam road Locomotive was invented by Richard Trevithick, but the first steam RAILWAY Locomotive was invented by George Stephenson. A Scottish inventor called William Murd â¦ och, made the first Locomotive Prototype. Hope this helps! 2 people found this useful.