Q: Answer the question

Which is the best example a chemical change has occurred?

A: formation of a new substance


Q: Answer the question

Approximately 59% of the Moon is visible from Earth because the Moon rotates and revolves in the same period. Which most likely causes this phenomenon?

A: the gravitational pull of Earth


Q: Answer the question

Two flowers are both roses. One rose is larger and has more fragrance than the other rose. What advantage will one of the roses most likely gain because of this difference?

A:
The larger rose will more easily attract bees than the smaller rose.