| Answer | Crossword Clue |
|---|---|
| OSX | It runs on a Mac |
| TRAM | It runs on a track |
| UNIX | Mac OS X is based on it |
| IOS | Siri runs on it |
| SLED | It runs on ice |
| SLED | It runs on runners |
| METER | It runs on the sidewalk? |
| TRACTOR | It runs on the farm |
| CAR | It runs on the road |
| HONDA | It has unveiled its experimental FCX-V3, which runs on fuel cell technology |
