Science Assessment ~ Topics ~ Substances, Chemical Reactions, and Conservation of Matter ~ Misconception SCM042

If something grows in a closed system, the total mass of the system increases. For example, when a tree grows in a closed system, the total mass of the system increases (Mitchell et al., 1984) or when mold grows in a closed system, the total mass of the system increases (DeBoer et al., 2009).

Items that test for misconception SCM042 in this project (THSB) and key idea ()
Item ID Number	Item Description	How Often the Misconception was Chosen	Select This Item for My Item Bank
SC075004	When mold grows on a piece of bread in a sealed container, the bag and its contents weigh the same before and after the mold start growing.	66%