'(<a href="http://www.j-archive.com/media/2011-02-01_DJ_04.wmv">Kelly of the Clue Crew demonstrates.</a>)  The keys weigh much more than the paper clips and fall to the ground, but a pencil acts as this support, pulling the clips sideways, where gravity & friction stop the keys' descent'
a fulcrum
SCIENCE: The keys weigh much more than the paper clips and fall to the ground, but a pencil acts as this support, pulling the clips sideways, where gravity & friction stop the keys' descent
The keys weigh much more than the paper clips and fall to the ground, but a pencil acts as this support, pulling the clips sideways, where gravity & friction stop the keys' descent
The keys weigh much more than the paper clips and fall to the ground, but a pencil acts as this support, pulling the clips sideways, where gravity & friction stop the keys' descent
SCIENCE
a fulcrum
SCIENCE