Momentum
Momentum is a vector quantity, meaning it has both magnitude and ________ ?
Direction
Impulse is a change in an object's ________.
Momentum
A collision is an event where momentum is __________ from one object to another.
transferred
This force pulls us towards the Earth.
Gravity
Which variable belongs on the X-axis?
DRY MIX
Independent
What is the momentum of a stationary object?
(not moving)
ZERO
Impulse is calculated by multiplying Force and ______.
In this type of collision, objects bounce off of each other.
Elastic OR Inelastic?
Elastic
The tendency of an object to resist a change in motion is called _________.
Inertia
Which type of graph is most appropriate to show change over time?
Line Graph
Momentum = Mass x __________
Velocity
Crumple zones on vehicles are designed to make them safer in a collisions. They do this by increasing _______.
The time of the collision.
In this type of collision, the objects do not bounce away from each other, they "stick" together.
Elastic or Inelastic?
Inelastic
Which law, Newton's 1st, 2nd or 3rd?
An object in motion stays in motion, an object at rest stays at rest, unless acted on by an outside force.
1st
Which type of graph is best to compare percentages of total?
Pie chart
How can a smaller football player have more momentum than a larger one?
They have a greater velocity.
What unit is impulse measured in?
Hint: Impulse = Force x Time
N s
The total momentum before a collision is ___________ the total momentum after a collision.
*** greater than, less than, equal to *******
equal to
What factor influences the amount of inertia an object has?
Mass
Finish Mrs. Neubauer's favorite sentence.
"I change the _______ ________ ."
Independent Variable
Law of Conservation of Momentum states that - in a closed system, the total momentum before an event is equal to ____________.
The total momentum after the event
Follow through is used in sports to apply a force over a _________ time.
longer
Newton's ___ Law states, Every action has an equal and opposite reaction.
3rd
Newton's 2nd Law states that Force = ____x____
Mass x Acceleration
The dependent variable belongs on the ___ - axis.
DRY MIX
Y-axis