9cc1829e_CITE_Journal___Science__Tina_s_and_Cindy_s_ICT_TPACK
[ICT-TPACK Components] CK [Component Descriptors] What is known about a given subject [Tina’s and Cindy’s ICT-TPACK] 
Not all science processes are easily observable (evaporation, heat exchanges) Scientists conduct their investigations in a specific way
CITE Journal - Science
Tina’s and Cindy’s ICT-TPACK