<span>Nuclei of u-238 atoms are </span><span>unstable and spontaneously emit alpha particles.</span>
Answer:
Because the Earth has it's own gravity that keeps us put, and we also have the moon.
Explanation:
Answer:
Filtration is a method for separating an insoluble solid from a liquid. When a mixture of sand and water is filtered: the sand stays behind in the filter paper (it becomes the residue ) the water passes through the filter paper (it becomes the filtrate )
Explanation:
Listo!
Explanation: Yes, If you digest something, it will flow from inside your neck into a tube that goes into stomach.
Hope this helps! :D
-TanqR
