In this task, you need to write a topic word from the given fact. The topic word must have at least one word overlap with the given fact. The topic word often involves adding a new word from a related concept. In your topic word, use at least one word from the given fact. Topic words with two or more words work best.

[Q]: Fact: the gravitational pull of the Moon on Earth 's oceans causes the tides.
[A]: earth ocean.


[Q]: Fact: Some touch receptors sense differences in temperature or pain.
[A]: fingers contain touch receptors.


[Q]: Fact: Glucose is used for energy by the cells of most organisms.
[A]:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Glucose food.


