Challenge 2 the flying cabbage juice bar

If you want to create an electrical current, which situation would produce a solution capable of this

What are the genotypic and phenotypic ratios

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.