What is the hottest planet? (Do you know why?)

If I jump into the water, what job do I do?

What is it? The man who made it doesn't want it. The man who buys it doesn't need it. The man who needs it doesn't know he's using it.

What is the chemical symbol of potassium?

What is the cente of the Earth?

What is taken away to make water become ice?

what kind of electrical charge do neutrons carry?

How is coronavirus contagious?

What is the maximum number of electrons that can fit in an autom's fourth energy level?