Answer:
Is chalk white?
Explanation:
Another one can be, Is the whiteboard always white?
I hope this helps.
One example that comes to my mind is physics. By Curie's principle, the symmetry of causes leads to a symmetry in the effects.
There are many other possible answers though (art for instance).
1) The grasshopper dances and hops during the whole day.
2) The ant works hard to save food.
3) Today it rained.
4) The grasshopper is out of food.
5) The grasshopper decides having food is necessary for rainy days.