A humming bird flying at 4 km/h that gets caught in a 3-km/h crosswind has a resultant speed of about
A)3 km/h.
B)4 km/h.
C)5 km/h.
D)more than 5 km/h.

Name: A humming bird flying at 4 km/h that gets caught in a 3-km/h crosswind has a resultant speed of about A)3 km/h. B)4 km/h. C)5 km/h. D)more than 5 km/h.
Brand: Quizplus
Rating: 4.7 (35 reviews)

Question

Quizplus · Accepted Answer

The resultant speed can be found using the Pythagorean theorem, since the bird's speed and the wind's speed are perpendicular. $ \sqrt{4^2 + 3^2} = \sqrt{16 + 9} = \sqrt{25} = 5 $ km/h.

A Humming Bird Flying at 4 Km/h That Gets Caught