Galileo's experiment to show that mass had little effect on the speed of falling objects involved two cannonballs of different sizes being dropped from a certain height. This showed that, in a vacuum at least, falling objects fall at the same speed no matter their mass.
There are no serious/significant risks involved in the experiment.
Some are
No michealangelo is not galileo's brother
Vincenz lorreta jade
astronomy, maths and physics
there are 4 cannonballs
CannonBalls R us
A variable represents things that are involved in an experiment. The control is the variable that doesn't change regardless of the experiment.
There are no serious/significant risks involved in the experiment.
The telescope
Cannonballs did not exist in medieval times. They belong to a later era.
Cannonballs
Some are
;plujutj
resonance
ryan shuck
Which one are you referring to?