The answers are
1. Matter
2. Biosphere
Answer:
it might be D.
Explanation:
I honestly am going off of what I can remember in school.
Answer:
Homeostasis
Explanation:
Homeostasis is an organism ability to maintain equilibrium [which means balancing opposing forces]. When we sweat our body it is trying to stop overheating.
Answer:
Use the vingear and baking soda experiment but change it to lemon and not vingear.
Explanation:
A chemical reaction takes place when vinegar and baking soda are mixed. One of the new substances formed is carbon dioxide gas. If the carbon dioxide gas is contained, the mass of the substances will stay the same according to the Law of Conservation of Mass. If the gas is allowed to escape, the mass will be less