Question

1. a device that gives information about the railway line to engine drivers

2. a railway carriage carrying passengers' luggage

3. a railway carriage carrying passengers

4. a person who carries luggage at a railway station

5. What drives a train? (Can be steam, diesel or electric)​

Answer 1

Answer:

the branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions, and the use of such reactions to form new substances.