Why do the small pictures you can see up close look like one big picture from across the room?

As you move from right to left on the periodic table the atomic radius fill in the blank

Apush or pull that moves or changes and object when to objects touch

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!