Question

The graph represents the height, in meters, of a feather dropping to the ground, in minutes. What does the y-intercept mean?

Answer 1

The starting height of the feather

If you look at the graph, the y intercept, 20, has the coordinate of (0,20) .

So in 0 minutes, the feather was 20 meters above the ground. This also means the feather started at 20 meters.