Answer:
1. a battle
a fight between soldiers
2. Invent
g. to create something that wasn't made before telephone number free
3. a tyre
D. a rubber ring that goes on the outside of a wheel
4. reach
f. to arrive at a place
5. an engine
B. a machine that uses energy to move something, eg, a car.
6. an explorer
a person who travels to places to find out what is there
7. a mile
a unit used in the UK and US equal to 1.6km