Question

I have 3 beakers filled with vinegars and 3 pieces of chalk. On crushed to powder one in half and one solid. I put the chalks in the water and measure the time it takes to dissolve. What is the independent variable,dependant variable and the controlled variables

Answer 1

The independent variable in this experiment is the type of chalk (crushed to powder vs solid). The dependant variable is the amount of time it takes for the chalk to dissolve. Controlled variables include the type of vinegar used, the temperature of the vinegar, and the amount of chalk used in each beaker.

Step-by-step explanation: