In chemical changes new substances are formed and the process is often difficult to reverse. During chemical changes particles do change with atoms or ions regrouping. Bonds between atoms break and new ones form and energy is either given out or taken in. Some chemical changes are initiated by mixing
Answer:
erosion
Explanation:
erosion is the term that refers to the process by which land is worn away by natural forces or human activity.
The photoelectric effect supports a particle theory of light in that it behaves like an elastic collision (one that conserves mechanical energy) between two particles, the photon of light and the electron of the metal.
Answer:
Hey!
Your answer is C!
Explanation:
This is because the crust in relation to the Mantle and Core is VERY SMALL (it is in real life)...
The Mantle is about 84% of the Earth's volume and it is represented on the model...
HOPE THIS HELPS!!
