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GCSE
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More cards in this set
Card 6
Front
What allows owls to pass through the air very gently and hover with minimal effort without stalling
Back
Card 7
Front
Wing area, speed of airflow and angle of incidence are all factors that affect what?
Back
Card 8
Front
Gliding birds e.g. albatross have
Back
Card 9
Front
High speed birds e.g. swallows have
Back
Card 10
Front
Rapid take off birds e.g. pigeon have
Back
Card 11
Front
Soaring birds e.g. vultures have
Back
Card 12
Front
Can birds change the shape and thus performance of their wings?
Back
Card 13
Front
What type of feathers are used to increase lift when landing?
Back
Card 14
Front
Thin hair like structures that cover owl feathers do what?
Back
Card 15
Front
On their foremost wing, owls have a row of tiny --- that help to deaden the sound of air hitting the wings' leading edge
Back
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