Explanation: C) the air temp. at the top is lower
It has a high percentage of germination in pH’s 13-14 this shows that radish seeds can germinate very well in almost all pH levels
In short a physical change is something that changed the way something looks but doesn't affect the chemical makeup. Drying your hair doesn't change the color of your hair, it just makes it dry so thats a physical change. Rust forming on a knife is a chemical change becaause the water reacts with the chemical makeup of the knife. Hope that helps.
