The purpose of this assessment probe is to elicit students’ ideas about floating and sinking. The probe is designed to find out if students think changing the size of an object affects how it floats.
The purpose of this assessment probe is to elicit students’ ideas about conservation of matter (or mass). The probe is designed to reveal whether students think matter (or mass) is conserved during a change in state.
The purpose of this assessment probe is to elicit students’ ideas about the density of a solid object. The probe is designed to find out whether students recognize that in this phenomenon, air is not displaced, such as…
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