Year 10: Chap 8.3 Newtons Laws

Question 1

2nd Law

Answer 1

Object will accelerate in direction of unbalanced force acting upon it.
a depend on F & m

Question 2

Airfoil & how creates lift force

Answer 2

• cross section shape of aircraft wing, base = flat & top surface = curved
• air flows > rapidly over top curved part, creating lift force

Question 3

Direction of F acting on boomerang in flight

Answer 3

Lift F created points to centre of boom’s flight path

Question 4

1st law

Answer 4

Object in motion stays in motion in same speed & direction unless