Transcript PowerPoint

How small are atoms?


Not
accurate!
Not drawn
to scale!
The scale of small things
Red blood cells
are small, right?
The scale of small things
Magnify one ‘til
the Earth
it’sthe
thepicture
size of…
In
of the …
Earth,
can you
see a city? A building? Why not?
The scale of small things
Back to the blood cell:
If we could magnify it that much,
An atom would then be the size of…
The scale of small things
An atom would then be the size of…
… SAFECO Field!
The scale of small things
The nucleus would be the size of…
Yes.
…
stitch
baseball?
… athe
pitcher’s
mound? No.
… on
theabaseball?
The scale of small things
So you wouldn’t be able to
see the nucleus in this picture!
(Electrons are even smaller.)
Inside the nucleus
Inside the nucleus there are smaller
objects called quarks and gluons.
They are never seen on their own.