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WorksheetsUnit 2 Constant Velocity Test Review
Total questions: 55
Worksheet time: 46mins
speed of an object in a particular direction
motion
velocity
speed
acceleration
total distance traveled divided by total time taken to travel that distance
velocity
motion
acceleration
average speed
At what speed would a car have to move in order to travel 20 kilometers in 2 hours.
5 km/hr
10 km/hr
20 km/hr
40 km/hr
Jakob walks on the sidewalk at a constant speed for 1 minute. Then he stops for 2 minutes to tie his shoes. Then he continues to walk for an additional minute. Then he stops for 2 minutes to pet a dog. Which graph represents Jakob’s motion?
graph A
graph B
graph C
graph D
Which statement describes the toy car’s motion?
It was stationary for at least 3 seconds.
Its speed increased for at least 3 seconds.
It moved at a constant speed for at least 3 seconds.
It traveled at a constant speed, then stopped for at least 3 seconds.
When was Marie driving the fastest?
C to D
D to E
E to F
How does her speed at 3 minutes compare with her speed at 7 minutes?
She is driving faster at 3 minutes.
She is driving faster at 7 minutes
She is driving forward at 3 minutes and back at 7.
She is moving up at 3 minutes and down at 7 minutes
Consider the graph shown below. Which description below is consistent with the graph?
The object accelerates in the positive direction and then in the negative direction.
The object moves upwards, reaches its peak and then falls with an acceleration.
The object moves in the positive direction and then moves in the negative direction.
What is the starting point of the object?
2 m
4 m
10 m
20 m
To determine how fast an object is moving on a Position-time graph I should...
Look at the vertical axis at that time
Look at the steepness of the line (slope)
Look at if the slope is positive or negative
Look at the direction of the curvature, if any
Given the Position-time graph below, what is the velocity at 6 seconds?
5 m/s
10 m/s
0 m/s
-5 m/s
Which of the following show an object moving in the negative direction?
In which of the following graphs below are both runners moving at the same speed?
Which of the following could be the equation for this line?
y = -5/7x - 3
y = 7/5x - 3
y = -7/5x - 3
y = 5/7x - 3
What is the equation of a line with a slope of 4 and a y-intercept of 2?
y = -4x + 2
y = -2x + 4
y = 4x + 2
y = 2x + 4
In y = mx + b, which variable represents the y-intercept?
y
m
x
b
The point where the graph crosses the y-axis.
Slope
x-intercept
y-intercept
How do you calculate the slope using a graph?
run over rise
rise over run
looking at the origin
looking at the y-intercept
Which is an example of speed?
A car driving 55 miles per hour south.
A bicyclist traveling 10 meters per hour toward the next town.
A roller coaster is traveling 10 meters per second.
A rocket blasting off at 2,500 meters per second toward space.
Which is an example of velocity?
A car driving 55 miles per hour south.
A bicyclist traveling 10 meters per hour.
A roller coaster is traveling 10 meters per second.
A rocket blasting off at 2,500 meters per second.
Speed or Velocity?:
A turtle is crawling 34 cm/min.
Speed
Velocity
Neither
Both
Speed or Velocity?:
A train is travelling North 220 km/hr
Speed
Velocity
Neither
Both
This position vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
This velocity vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
This motion map shows an object...
not moving
moving with constant velocity
moving with changing velocity
What is the shape of a velocity graph for constant velocity?
diagonal line
flat line
parabola
What does Δx mean?
change in position
sum of position
duration
position
Change in position ( Δx ) means:
direction
distance
displacement
How fast is this object going at 1 second?
20 cm/s
30 cm/s
-40 cm/s
When is this object stopped?
1 second
3 seconds
4 seconds
6 seconds
When does this object change direction?
1 second
2 seconds
3 seconds
4 seconds
Which graph shows an object that moves the whole time?
What is the displacement ( Δx ) during the first three seconds?
+2m
+3m
+5m
+6m
What is the total displacement?
+1m
+3m
+5m
-1m
What is happening from A to B, from B to C and from C to D in the given graph?
A to B uniform positive velocity, B to C at rest, C to D uniform negative velocity
A to B positive acceleration, B to C no acceleration and C to D negative acceleration
A to B high speed, B to C low speed, C to D very low speed
Find the velocity from the given graph.
2 m/s
21 m/s
100 m/s
-2m/s
What does this motion map indicate?
Forward at a constant velocity
Backward slowing down forwards getting faster
Backwards getting faster forwards slowing down
Forwards getting faster backwards slowing down
Forward slowing down then backwards getting faster.
Which is TRUE?
A is slower than C
B is the fastest
C is slowing down
all are going forward
Which describe the motion correctly?
the object never changed speed
the object returned to the start
the object stopped for awhile
the object always went forward
What does this motion map indicate?
Forward at a constant velocity
Backward at a constant velocity
Forward slowing down
Forward getting faster
Backwards slowing down
What does this motion map indicate?
Forward at a constant velocity
Backward at a constant velocity
Forward getting faster
Backward getting faster
Forward slowing down then backwards getting faster.
A runner starts at the starting line of a race, and runs 50 m west. She then turns around and heads back to the east, and has run 30 m east when the winner crosses the finish line. What is her displacement at that point?
20 m west
20 m east
0 m
30 m west
A runner starts at the starting line of a race, and runs 50 m west. She then turns around and heads back to the east, and has run 30 m east when the winner crosses the finish line. What is her distance run at that point?
80 m
20 m
50 m
30 m
A Nascar at the Pocono Raceway drives 400 miles in a race, completing 160 laps around the 2.5 mile track. What is the distance the car has driven during the race?
400 miles
2.5 miles
160 miles
0
A Nascar at the Pocono Raceway drives 400 miles in a race, completing 160 laps around the 2.5 mile track. What is the displacement the car has driven during the race?
400 miles
2.5miles
160 miles
0 miles
