If a goldfish is kept in the dark it will appear lighter in the morning, So if left in the dark for a long period of time, a goldfish will turn almost white. If kept in the light, it will absorb color, and often become a brighter gold. (almost the same as when we tan, the sun gives us color, and when we get less of it we turn whiter, or lighter)
Blub! Blub!
Look at how they react to you. That is being indirect. Directly, you would ask.
Gold fish will react to food. It is a fish. It also reacts to people sometime.
A goldfish is dead when you touch it and it doesn't react. You can also know if it is floating lifelessly on the surface of the water, or in some cases (like mine), lying on the bottom of the tank lifelessly.
sensory neurons
because it does not react with other elements
we react because it is something that comes to you such as it being natural
Xenon reacts directly with fluorine only.
Different communities react in different ways. Why not ask them directly how they would feel about it?
Xenon reacts directly with fluorine only.
Au or Pt are highly stable and they are noble metals as they do not react with oxygen readily
pure sodium reacts to just about everything... it even explodes when placed in water