Chalk (broken into small pieces, about an inch long) Cups (one for water, one for vinegar) Water Vinegar Recording Sheets (for noting observations) Prepare the Experiment: Break the chalk into small pieces, approximately one inch in length. Set Up the Cups: Fill one...
Clear cups (one for each experiment) Water Alka-Seltzer tablets (one per cup) Recording Sheets (for noting observations) Prepare the Experiment: Fill each clear cup with water, ensuring there is enough to submerge the Alka-Seltzer tablet. Add Alka-Seltzer: Drop one...
Cups (one for each experiment) Water Skittles (one per cup) Recording Sheets (for noting observations) Spoons or stirrers (optional, for stirring the water) Prepare the Experiment: Fill each cup with water, making sure there is enough to fully submerge the Skittles....
To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional
Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes.The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
English 
Portuguese