関連ワード:  give two examples each of conductors and insulators of heat    give two examples each of    give two examples each of the following    give two examples each of diffusion in solid liquid and gas    give two examples each of sample population and variable    give two examples each of strong acid and weak acid    give two examples each of physical and chemical change    give two examples each of a creeping and a climbing plant    give two examples each of linear circular and oscillatory motion    give two examples each of biotic and abiotic components