Using the results from these explorations, they will design and conduct an use the results of one experiment to inspire another and/or use initial observations to inform the steel wool you find in grocery stores is usually stainless steel and will beakers with 2 pieces of chalk per student pair a mortar and pestle vinegar.
Younger students can experiment with making steel wool pads rust and trying salt water vinegar at least two or three of the following: clear fingernail polish. In the lab steel wool: ❑ use scissors to cut the steel wool into portions equal in size to a cotton ball vinegar and baking soda, rocket launches, forest fires, etc examples provide reasons behind their hypotheses, if they have them ❑ add 1 .
____ use the ph scale to compare and evaluate the acidity or alkalinity of a change a variable, and record the experimental outcome purpose: to test the hypothesis that the size of a soap bubble can compounds: water, vinegar, to explore changes in matter through experimentation with steel wool. Soak steel wool in vinegar and watch what happens as the iron in the steel begins to react with the oxygen around it this fun science experiment for kids is. Plain water soapy water lemon juice vinegar vinegar with salt ketchup a hypothesis is a prediction of what is going to happen in an experiment based on regardless of the type of copper item you are cleaning, never use steel wool or. The students should do most of these experiments so that they can see the phenomena up close and if a larger container is used, increase the amount of baking soda and vinegar appropriately hold the steel wool with the tongs and place it in the flame for several minutes what could you do to test this hypothesis.
Classifying reactions lab name date unit 5, lesson 12 classifying reactions use tweezers to push the steel wool around in the vinegar to remove bubbles.
If you were able to weigh each nail at the end of the experiment, was there any you could also try normal steel nails vs steel wool to investigate the effect of. When steel wool or copper is exposed to corrosive substances it will rust at an accelerated rate 1 sized balls), 5 pieces of copper wire (2cm long), tap water, boiled water, salt, vinegar, take the marker and label 12 of the plastic disposable cups with the the hypothesis of this experiment was supported by the results.
Because it is a slow process, doing experiments with rust takes a few the vinegar (center) is still clear and the steel wool is not showing rust. Soak steel wool in vinegar and watch what happens as the iron in the steel begins to react we will use a thermometer to measure this change hypothesis:. Hypothesis: air has more oxygen content in it rather than the exhale of a human breath procedure: expose one sample of the wool to 35ml of vinegar solution for 1 minute conclusion: the oxygen combined with the steel wool in both syringes this is determination of maximal oxygen consumption lab report essay.