# physics

A pelican ﬂying along a horizontal path drops
a ﬁsh from a height of 4.3 m. The ﬁ!@#\$%^&ravels
8.3 m horizontally before it hits the water
below.
What was the pelican’s initial speed? The
acceleration of gravity is 9.81 m/s
2
.

1. 👍 0
2. 👎 0
3. 👁 222
1. h=gt²/2
t=sqrt(2h/g)
x=v(x) •t =>
v(x) =x/t=x/sqrt(2h/g) =
=8.3/sqrt(2•4.3/9.81)=8.9 m/s

1. 👍 0
2. 👎 0
posted by Elena

## Similar Questions

1. ### physics

A pelican flying along a horizontal path drops a fish from a height of 5.4m. The fish travels 8.0 m horizontally before it hits the water below. What was the pelican's speed?

asked by John on October 25, 2010
2. ### science

A pelican flying long a horizontal path drops a fish from a height of 4m.The fish travel 8.0m horizontally before it hits the water below .what is the pelican's speed

asked by kojo on October 23, 2019
3. ### physics

A pelican ﬂying along a horizontal path drops a ﬁsh from a height of 5.5 m. The ﬁsh travels 7.0 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81

asked by Chelsea on October 15, 2011
4. ### Physics

A pelican ﬂying along a horizontal path drops a ﬁsh from a height of 4.2 m. The ﬁsh travels 9.1 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2.

asked by Priscilla on September 18, 2012
5. ### physics

A pelican flying along a horizontal path drops a fish from a height of 5.1 m. The fish travels 6.1 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 .

asked by kaleb on October 7, 2012
6. ### Physics

A pelican flying along a horizontal path drops a fish from a height of 4.7 m. The fish travels 8.5 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 .

asked by Kelly on October 12, 2011
7. ### physics

A pelican flying along a horizontal path drops a fish from a height of 5.0 m. The fish travels 8.5 m horizontally before it hits the water below. The acceleration of gravity is 9.81 m/s2 . a) What was the pelican’s initial

asked by Anonymous on January 9, 2011
8. ### physics

A pelican flying along a horizontal path drops a fish from a height of 3.3 m. The fish travels 7.6 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s 2 .

asked by allan on November 6, 2014
9. ### physics

A pelican ﬂying along a horizontal path drops a ﬁsh from a height of 3.3 m. The ﬁsh travels 8.7 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s 2

asked by Eva on August 31, 2012
10. ### physics

A pelican flying along a horizontal path drops a fish from a height of 5.0 m. The fish travels 8.5 m horizontally before it hits the water below. The acceleration of gravity is 9.81 m/s2 . a) What was the pelican’s initial

asked by annn on January 10, 2011

More Similar Questions