Which of these is a secondary source? (2 points) A newspaper article written at the time of an event
A quote from Benjamin Franklin
Benjamin Franklin's autobiography
A video about Benjamin Franklin's inventions

answer; (d) anthropology;

we can solve this via the kinematic equation:

where the vertical velocity is zero and so:

since the height of the building is 29.3 meters then:

the ball was in motion for approximately 2.45 seconds