Solar system afar the orbit of Neptune
Answer:
The universal law of gravitation.
PE = m * G M / R^2 potential energy of mass m due to attractive forces
If the kinetic energy of mass m is greater than the energy due to the attractive masses then then mass m can continue indefinitely away from the attracting masses.
Answer:
1, their atoms have the same number of valence electron. because valence electron determine the group of elements.
Answer:
proteins
Explanation:
protiens is the most difficult nutrient to brek down
