German physiologist who studied sensory responses to stimuli and is considered the father of psychophysics (1795-1878) | a device designed to transmit electricity, heat, etc. |
German conductor and composer of romantic operas (1786-1826) | the person who leads a musical group |
German sociologist and pioneer of the analytic method in sociology (1864-1920) | the person who collects fares on a public conveyance |
United States abstract painter (born in Russia) (1881-1961) | a substance that readily conducts e.g. electricity and heat |
German physicist and brother of E. H. Weber; noted for his studies of terrestrial magnetism (1804-1891) | |