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 steam locomotive was invented by Richard Trevithick in 1804, it pulled ore trains in South Wales-replacing the horses that pulled them before.It's top speed was under 10 mph. Note that the 'concept' of train predated this by many centuries.he first train in the US was not considered an invention, but was built in Quincy, MA to move granite from a quarry. It used both gravity and horses to move the trains alon â¦ g the 5 foot gauge railway.