How does the density of the earth’s core compare to the other layers of the earth the core is the densest layer the core is the least dense layer the core is only less dense than the crust. the core is only less dense than the mantle.

Label a-f based on the table using c for concentrated and d for dilute

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.

Define the kinetic molecular theory