By waving a Geiger counter that was previously only clicking once a minute over a block of Uranium, was the scientist able to hear
more clicks fewer clicks?
A B
The faster the clicks of a Geiger counter occur, the higher the level of radiation.
frequency of Geiger counter clicks
higher
faster
MORE
MORE
level of radiation
more clicks
fewer clicks
Geiger counter
Geiger counter
Geiger counter