3. A peregrine falcon is the fastest animal in the world. When it dives, it can accelerate to about 40ms-1.
a) Express this speed in kmh-1.
b) The bird’s acceleration is about 8ms-2. Calculate the length of time the bird needs to get to its top speed from rest.
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The peregrine falcon, also known as the peregrine, and historically as the duck hawk in North America, is a widespread bird of prey in the family Falconidae. A large, crow-sized falcon, it has a blue-grey back, barred white underparts, and a black head. Wikipedia
Speed: 390 km/h (Maximum, Diving)
Conservation status: Least Concern (Population stable) Encyclopedia of Life
Wingspan: 74 – 120 cm (Adult)
Scientific name: Falco peregrinus
Length: 34 – 58 cm (Adult)
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