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Basically Acidic Ink
| Content Provider | TeachEngineering: STEM curriculum for K-12 |
|---|---|
| Author | Howser, Rachel Stewart, Nicole Hawthorne, Christine Burton, Corey |
| Copyright Year | 2013 |
| Description | Students hypothesize whether vinegar and ammonia-based glass cleaner are acids or bases. They create designs on index cards using these substances as invisible inks. Students hypothesize whether vinegar and ammonia-based glass cleaner are acids or bases. They create designs on index cards using these substances as invisible inks. After the index cards have dried, they apply red cabbage juice as an indicator to reveal the designs. |
| Language | English |
| Access Restriction | Open |
| Rights Holder | Regents of The University of Colorado University of Houston |
| Subject Keyword | Chemistry Life Science Physical Science Vinegar Ammonia Cabbage Juice National Treasure Ph Indicator Acid Glass Cleaner Harry Potter Popular Culture Weather Baking Soda Lemon Juice Base |
| Content Type | Text |
| Time Required | PT1H |
| Education Level | Class IX Class X Class XI |
| Pedagogy | Experimental Activity |
| Resource Type | Hands-on |
| Subject | Physics Chemistry Biology |
