Answer:
No
Explanation:
The same amount of matter is present before and after chemical and physical changes. Matter cannot be created or destroyed
Answer:
sun
Explanation:
because all plants use energy from the sun to make food and grow
Answer:
Digestive
Explanation:
It is necessary for the body to function so it is technically an organ
Answer:
Dissolving sugar in water, burning paper, and melting gold are all chemical changes
Explanation:
The action cannot be reversed, or undone. Therefore it is a chemical change.
Boiling water is a physical change.