posted by marco on .
A pelican flying along a horizontal path drops
a fish from a height of 4.7 m. The fish travels
7.7 m horizontally before it hits the water
What was the pelican’s initial speed? The
acceleration of gravity is 9.81 m/s2 .
Answer in units of m/s
How long does it take an object to drop 4.7 meters?
How fast does an object have to move to fly 7.7 meters in that amount of time?