| ABNEY | William de Wiveleslie ?, scientist after whom surveying instrument the topographic ? level is named |
| MOHS | Friedrich ___, German scientist after whom a scale for expressing the hardness of minerals is named |
| BOYLE | Irish-born scientist after whom a law concerning the behaviour of gases is named |
| ISAACNEWTON | Scientist after whom the SI unit of force is named |
| VANALLEN | James ___, American space scientist after whom two belts of radiation around the Earth are named (3,5) |
| GALILEOGALILEI | Italian scientist after whom Pisa International Airport is named (7,7) |
| SOMERVILLE | Mary ---, pioneering Scottish scientist after whom an Oxford college is named |
| VOLTA | Italian scientist after whom an electrical unit is named |
| STELLER | Georg Wilhelm ___, an 18th century scientist after whom an eider, sea eagle and sea cow were named (7) |
| HOOKE | Robert -, scientist after whom a law was named |
| SEABORG | Scientist after whom element 106 was named |
| EINSTEIN | One of the scientists after whom elements are named (8) |
| ALIDADE | Surveying instrument consisting of the upper movable part of a theodolite including the telescope an |
| ALIDED | Surveying instrument consisting of the upper movable part of a theodolite including the telescope an |
| ALIDAD | Surveying instrument consisting of the upper movable part of a theodolite including the telescope an |
| OROGRAPHY | What is the study of the topographic relief of mountains? (9) |
| TERRIER | Do the wrong thing in management? Level with one on the board of monopoly! (7) |
| THEODOLITE | A surveying instrument with a rotating telescope for measuring horizontal and vertical angles (10) |
| GEODIMETER | Brand of surveying instrument which measures distances using a light beam (10) |
| PIANO | Musical instrument, the one used by the composer Chopin during his stay in Mallorca during the winter of 1838/39 is housed in the Valldemossa museum (5) |
