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What is Momentum?
Inertia in motion
What is the equation for momentum?
P= M x V
What is the unit for momentum?
kg x m/s
What is Impulse?
change in momentum
What does Inertia depend on
mass
what does momentum depend on?
velocity
what is the equation for impulse
I= m(vf-vi)
A car of mass 1500 kg is speeding up as shown in the graph below. What is the car’s impulse?
30,000 kgxm/s
What is another way to write newtons second law
An external force can cause a change in momentum
Change in momentum
I = Δp = Faverage.t
When an object bounces back, its velocity is what?
negative
How can we find impulse?
lxw divide in half if triangle
