Graphs
Equations
Conceptual
Work It Out
Wild Card
100
What does the slope of a position-time graph represent
"what is Velocity"
100
What does the subscript ₀ mean in the equation below?
v = v₀ +at
"What is initial"
100
If an objects velocity is constant then it's speed is...
"What is Constant"
100
"what is -27 m"
100
What does this equation calculate
Displacement
200
An ant climbs vertically on a fence. Its motion is shown on the following graph of vertical position y vs. time t.
What's the instantaneous speed at 5 seconds?
"what is 0 m/s"
200
what equation(for V) should only be used if velocity is constant or if you are asked to find average speed?
"what is V=△ X/△ t"
200
If an objects is moving in the negative direction while also negatively accelerating then it is...
"What is speeding up"
200
A building in Baltimore is 228 m tall. If a worker on the roof drops a sandwich from rest, how long does it take the sandwich to hit the ground (neglecting air resistance)?
"what is 6.75 seconds"
200
What does the area under a velocity-time graph represent
"What is distance"
300
Which graph best represents the relationship between the acceleration of an object falling freely near the surface of Earth and the time that it falls?
"what is graph 4"
300
What is the difference between a scalar and vector quantity
"what is Scalars are quantities that only have magnitude (or size), while vectors have both magnitude and direction."
300
As a free falling object speeds up, what is happening to it's acceleration?
"What is staying constant"
300
A ball is thrown up into the air with an initial velocity of 27 m/s. How high will it go?
"what is 37.2 meters"
300
If the acceleration of an object is positive, and the velocity is negative, the object is
" what is Slowing down"
400
The graph below represents the motion of a car during a 6-second time interval. What is the displacement that occurs in the 6 seconds shown?
"what is 40 meters"
400
The plots below represent the velocity vs. time graphs for four (A, B, C, and D) objects. Based on the graphs, the kinematic equations could used in which case(s)?
"What is all of them"
400
In this equation- Vx=Vx02+2ax(x-x0)- something is missing. The missing thing is...
"what is squaring Vx"
400
A car traveling at 25 m/s brakes with an acceleration of −5 m/s². How long does it take to stop?
5 s
400
Two trains approach each other on parallel tracks. Each has a speed of 50 m/s. If they are initially 100 m apart, how long will it be before they reach each other?
"what is 1 second"