Your outer skin is your epidermis, so just look at your arm
1. Distance from the Earth to the Sun
2. Hurt your hand from the reaction force (Newton's 3rd law is every action has an equal and opposite reaction)
3. The Earth to rotate slightly slower (I think)
Hope this helps :)
Activation energy is the amount of energy required to begin a chemical reaction.
B. Proteins
Hence why body builds drink protein shakes in order to build muscle.
Sediment builds up over organisms. Organisms originally lived only in Earth's water. Plants did not have flowers when dinosaurs existed.