Room 20

Question: Can you make a calculator work with a homemade battery? Hypothesis: The vinegar will react with the wire and the galvanised nail t...

Will the calculator work with a vinegar powered battery? I don't know. My hypothesis is that the battery will power the calculator be...

Question: Will a home make battery work with a home made battery? Hypothesis: I think the calculator will work. equipment: two cups, 4 ...

question where is the gas formed during the chemical reaction of vinegar and baking soda and how can we see this Hypothesis The gas is for...

Question: Where is the gas formed during the chemical reaction of vinegar and baking soda and how we can see this. Hypothesis: The gas is ...

Question Where is the gas formed and how can we see this during the chemical reaction of vinegar and baking soda? Hypothesis This gas is for...