Momentum

Define the momentum of the object

• It is the product of velocity and acceleration.

• It is the product of mass and velocity

• it is the product of water and coffee

• it is the product of speed and force

What is the equation for momentum?

• p.v

• m.v

• m.s

• j.s

When a net force acts on an object it....

• accelerates the object

• velocities the object

• speeds up the object

• forces the object

Is impulse a vector quantity

• no

• yes

• maybe

• miskien

Impulse is equal to the ....

• change in speed

• change in velocity

• change in momentum

• change in the price of milk

the formula for impulse is

• Fnet.∆t

• mv

• sxt

• kg.m.s

Calculate the momentum of a 1 500 kg car that is driving at 90 km.h-1 due east.

• 37 500 𝑘𝑔. 𝑚. 𝑠 -1 South

• 37 𝑘𝑔. 𝑚. 𝑠 -1 North

• 37 500 𝑘𝑔. 𝑚. 𝑠 -1 West

• 37 500 𝑘𝑔. 𝑚. 𝑠 -1 East

To accelerate simply means...

• to change the velocity per unit time

• to change the mass per unit time

• to take out the dirt bag

• to fall asleep