Jeopardy
Vectors
1-D
Holdover
Concepts
Calculations
Pictures
$100
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Final Jeopardy
$100 – Vectors
Of X and Y, the one that denotes “vertical”
$100 Question: Vectors
What is Y?
$200 -- Vector Components
The Pythagorean Theorem
$200 Question: Vectors
What is A2 + B2 = C2
$300 -- Vectors
For a right triangle, if a = 5 and
b = 12, this is what c =.
$300 Question: Vectors
What is 13?
$400 -- Vectors
If 0.6 is the proportion of V0 in the horizontal
And V0 is 14 m/s, this is V0X.
$400 Question: Vectors
What is 8.4 m/s?
$500 -- Vectors
If 0.8 is the proportion of V0 in the vertical
And V0 is 13 m/s, this is V0Y.
$500 Question: Vector
Components
What is 10.4 m/s?
$100 – 1-D Holdover
This is the equation for average speed.
$100 Question: 1-D Holdover
What is Savg = d/t?
$200 -- 1-D Holdover
This is the equation for distance of free fall.
$200 Question: 1-D Holdover
What is d = ½ gt2?
$300 -- 1-D Holdover
This is the equation for average acceleration.
$300 Question: 1-D Holdover
What is a = Δv/ Δ t?
$400 -- 1-D Holdover
This is the significance of negative acceleration
$400 Question: 1-D Holdover
What is deceleration or slowing down?
$500 -- 1-D Holdover
This is the usual value of acceleration
HORIZONTALLY for a projectile.
$500 Question: Equations
What is 0 m/s2?
$100 -- Concepts
When a projectile is moving upwards, this is
The direction the acceleration points.
$100 Question: Concepts
What is downward?
$200 -- Concepts
When a projectile reaches the highest point
Of its trajectory, this is its vertical speed.
$200 Question: Concepts
What is 0 m/s?
$300 -- Concepts
Of ‘independent’ or ‘dependent, it describes
How horizontal and vertical motion of a
Projectile are related to one another.
$300 Question: Concepts
What is independent?
$400 -- Concepts
This is the speed of a ball on its way down
(when it passes your hand) if it is thrown
straight up into the air with a speed of V0.
$400 Question: Concepts
What is V0?
$500 -- Concepts
This is the point in a projectile’s trajectory when
It is moving the slowest.
$500 Question: Concepts
What is at the apex or top?
$100 -- Calculations
If a ball is thrown upward with a speed of
V0Y = 20 m/s, this is how long it will take for
It to reach its max height.
$100 Question: Calculations
What is 2.04 sec?
$200 -- Calculations
If a ball is thrown upward with a speed of
V0Y = 20 m/s, this is how long it will take for
It to hit the ground.
$200 Question: Calculations
What is 4.08 sec?
$300 -- Calculations
If a ball is thrown upward with a speed of
V0Y = 20 m/s, this is its max height.
$300 Question: Calculations
What is 20.4m?
$400 -- Calculations
If a ball is thrown such that the proportion of
Its speed in the horizontal is 1/3 V0 and V0 = 18 m/s,
this is how far the ball will go horizontally in 2 sec.
$400 Question: Calculations
What is 12 m?
$500 -- Calculations
If a ball is thrown such that the proportion of
Its speed in the vertical direction is 1/4 V0 and
V0 = 40 m/s, this is how long it will take the ball
To reach its apex.
$500 Question: Calculations
What is 1.02 sec?
$100 – Pictures
If the V0 vectors in these three graphs are the same
Magnitude, this graph corresponds to a trajectory
With the highest max height.
$100 Question: Pictures
What is the one on the left?
$200 -- Pictures
If the V0 vectors in these three graphs are the same
Magnitude, this graph corresponds to a trajectory
With the maximum range.
$200 Question: Pictures
What is the middle one?
$300 -- Pictures
If the V0 vectors in these three graphs are the same
Magnitude, this graph corresponds to a trajectory
With the lowest max height.
$300 Question: Pictures
What is the one on the right?
$400 -- Pictures
If the V0 vectors in these three graphs are the same
Magnitude, this graph corresponds to a trajectory
With largest proportion of its V0 directed horizontally.
$400 Question: Pictures
What is the one on the right?
$500 -- Pictures
If the V0 vectors in these three graphs are the same
Magnitude, this graph corresponds to a trajectory
With largest proportion of its V0 directed vertically.
$500 Question: Pictures
What is the one on the left?
Final Jeopardy
Jessica paddles at 3 m/s due West and
a current carries her 4 m/s to the North,
so this is the magnitude of the vector
that describes her velocity.
Final Jeopardy Answer
What is 5 m/s?