Answer: Friction slows down the swing of the pendulum until it fully stops.
I'm not sure what to put for the next question
Gravity <span>is a force of attraction that occurs between objects due to their mass
</span>
The building blocks of DNA are called nucleotides which is composed of a five carbon- sugar group, phospahate bond and four bases of nitrogen groups. this makes the DNA intact. The hydrogen bonds holds the c<span>omplementary base pairs together at the nitrogen bases. The nitrogen bases are uracil, guanine, thymine and adenine.</span>