IMPULSE & MOMENTUM

Front

The momentum of an object depends upon the object's ___________&_____________.

Back

mass and velocity

Front

Impulse on a 3 kg ball when a 5 N force changes its velocity from +9 m/s to +3 m/s.

Back

-18 N s

Front

Impulse-momentum theorem

Back

The impulse on an object is equal to the change in momentum it causes.

Front

A 40-kilogram mass is moving across a horizontal surface at 5.0 m/s. What is the magnitude of the net force required to bring the mass to a stop in 8.0 seconds?

Back

25 N

Front

A runner has a momentum of 670 kg m/s and is travelling at a velocity of 9 m/s. What is his mass?

Back

74,4 kg

Front

A boy kicks a football with a force of 20 N for 0.3 s. Calculate the impulse on the ball.

Back

6 N·s

Front

The difference between a car hitting a wall vs. a car hitting a hay stack is:

Back

The collision time of the car hitting the hay stack is greater.

Front

When the speed of an object is doubled, its momentum...

Back

doubles.

Front

If two objects have the same mass, then the faster moving object has ____________ momentum.

Back

more

Front

Which takes more force to catch, a bowling ball or a ping pong ball?

Back

bowling ball because it has more momentum