On the Richter scale of earthquake intensity: Group of answer choices
The ground is shaken 10 times less by a magnitude-3 quake than by a magnitude-2 quake.
The ground is shaken 3 times more by a magnitude-3 quake than by a magnitude-1 quake.
The ground is shaken twice as much by a magnitude-5 quake as by a magnitude-2.5 quake.
The ground is shaken 10 times less by a magnitude-4 quake than by a magnitude-5 quake.
A magnitude-8.5 quake is impossible; nothing that big can occur.