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WorksheetsUnit 2 Forces of Motion Lessons 1-4 Review
Total questions: 161
Worksheet time: 7hrs 40mins
A quantity that needs both magnitude and direction to be fully described.
Vector
Scalar
A quantity described by magnitude and does not need direction
Vector
Scalar
Speed is
Vector
Scalar
Velocity is
Vector
Scalar
Acceleration is
Vector
Scalar
Is the following speed, velocity, or acceleration?
-87 m/s2
Speed
Velocity
Acceleration
m/s2 is a unit of
speed
velocity
acceleration
time
____________________ is the total distance traveled divided by the total time it took to travel that distance.
Average Speed
Constant Speed
Instantaneous Speed
Speed
__________ is the speed at which an object is moving at a given time.
average speed
instantaneous speed
Jerry walked from home to school, then from the school to the park. What is his total displacement?
2 km
5 km
8 km
10 km
Jerry walked from home to school, then from the school to the park. What is his total distance?
2 km
5 km
8 km
10 km
A cat walks 3 meters toward a laser, then jumps 5 meters due south of the laser when it sees a thing. What is the displacement of the cat (to the nearest tenth)?
3.0m
5.0m
8.0m
5.8m
Jerry walked from home to school, then from the school to the park. What is his total displacement?
2 km
5 km
8 km
10 km
Jerry walked from home to school, then from the school to the park. What is his total distance?
2 km
5 km
8 km
10 km
A cat walks 3 meters toward a laser, then jumps 5 meters due south of the laser when it sees a thing. What is the displacement of the cat (to the nearest tenth)?
3.0m
5.0m
8.0m
5.8m
Jerry walked from home to school, then from the school to the park. What is his total displacement?
2 km
5 km
8 km
10 km
Jerry walked from home to school, then from the school to the park. What is his total distance?
2 km
5 km
8 km
10 km
A cat walks 3 meters toward a laser, then jumps 5 meters due south of the laser when it sees a thing. What is the displacement of the cat (to the nearest tenth)?
3.0m
5.0m
8.0m
5.8m
What is distance?
an object's overall change in position (start to end)
how much ground an object has covered during its motion
how fast an object is moving
how long it takes an object to move from start to end
What is speed?
an object's overall change in position (start to end)
how much ground an object has covered during its motion
how fast an object is moving
how long it takes an object to move from start to end
What is the equation to calculate speed?
speed = time ÷ distance
speed = distance ÷ time
speed = distance × time
speed = distance × velocity
What is the equation to calculate time?
time = speed ÷ distance
time = distance ÷ speed
time = speed × distance
time = distance × speed
Bruno sprinted down the hallway for a science project. He ran a total of 40 meters in 20 seconds. What was his average speed?
2 meters per second
20 meters per second
40 meters per second
10 meters for second
What is the speed of a car travelling 50m in 4s?
200 m/s
12.5 m/s
12.5 m
200m
How far does a lorry move if it is travelling at 12m/s for 180s?
2160 m
0.06 m
15 m
21.6 m
How long does it take a car to travel 40m at 12m/s?
4.8 s
480 s
3.33 s
33.3 s
What is the speed of a car that travels 0.5 km in 1 min?
0.5 m/s
8.33 m/s
0.008 m/s
500 m/s
How far does a truck move if it's travelling at 15m/s for 20 min?
18000 m
300 m
0.75 m
180 km
How long does it take to travel a distance of 2 km at a speed of 16 m/s?
32 s
32000 s
0.125 s
125 s
A bike racer is riding on his new bike at Silverstone. The track is 4 km long. What is his average speed if he does a lap in 2 min 10 sec?
1.90 m/s
30.77 m/s
0.03 m/s
520 m/s
A team of rowers are training on the River Lagan. The captain gets there early and warms up. It takes him 30 s to row 100m in the direction of the water flow. What is his speed?
3000 m/s
0.3 m/s
3.33 m/s
0 m/s
The team of 8 rowers row 500 m in 180 s. If they keep going at the same speed, how long does it take them to row 2 km?
2.78 s
12 min
725 s
90000 s
The captain decides to show the team how it's done. He rows 2 km in 7 min. What's his speed?
14 m/s
0.29 m/s
0.21 m/s
4.76 m/s
how far you go
how much distance is covered over a period of time
how fast you accelerate
the change in the location of a object
What is the difference between speed and velocity
velocity includes direction
speed includes direction
velocity is measured in ft/s and speed is measured in m/s
speed is a measure of acceleration whereas velocity is not
When was Marie driving the fastest?
C to D
D to E
E to F
During what period of time was Marie stopped?
0-5 minutes
5-10 minutes
10-25 minutes
25-30 minutes
What could account for Marie’s motion at 27 minutes?
She was late so she broke the speed limit
She forgot something at home and ran back to get it
She was stopped at a red light
She was driving across the top of a hill
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
It usually takes Marie 30 minutes to get to work. Did her trip take...
The average amount of time.
Longer then average amount of time.
Shorter then average amount of time.
How far away is Marie's work from her house?
40 mi
25 mi
20 mi
5 mi
What could be a possible explanation for why Marie turned around at point B.
She arrived at work.
She forgot her lunch
She was waiting at a stop light.
She was sick and went home to sleep.
How far did Marie go before she turned around?
20 mi
5 mi
10 mi
25 mi
In Segment DE Marie was stopped at a red light. How long was she stopped for?
1 min.
10 min.
30 min.
5 min.
This position vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
This position vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
This position vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
This position vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
This position vs. time graph shows an object...
not moving
moving with constant velocity
moving with changing velocity
Which of these position vs. time graphs shows an object changing direction?
This position vs. time graph shows an object...
speeding up
slowing down
This position vs. time graph shows an object...
speeding up
slowing down
What does the slope of a position vs time graph tell you?
Displacement
Distance traveled
Velocity
Acceleration
According to the graph how far does the person travel in the first 5 seconds?
2 m
10 m
0 m
5 m
Which line represents the slower speed?
green
red
Which interval has the slowest speed?
A
B
C
Which interval has the fastest speed?
A
B
C
According to the graph, what was the velocity for the first 5 seconds?
1 m/s
0.5 m/s
5 m/s
2 m/s
According to the graph, what was the average speed from 0-10 seconds?
1 m/s
0.5 m/s
5 m/s
0 m/s
What is the average velocity for the whole trip?
-0.11 m/s
0.33 m/s
0 m/s
-0.20 m/s
What is the average speed for the whole trip?
0.56 m/s
0.33 m/s
0 m/s
0.67 m/s
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
What is the average velocity of this object?
+0.5 m/s
-0.5 m/s
+2 m/s
-2 m/s
What is the initial position of the object?
4 m
6 m
8 m
10 m
Rank the following objects from slowest to fastest.
A-B-C
B-A-C
C-B-A
A-C-B
C-A-B
56,000 km/hr2
17857 km/hr2
-17857 km/hr2
-56,000 km/hr2
A sports car can go from 0 to 60 m/s in 14 seconds. What is the acceleration?
The rate that a car's velocity changes is its
speed
force
gravity
acceleration
30 m/s
24 m/s2
9 m/s2
81 km/hr
A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?
24 m/s2
18 m/s2
16 m/s2
16 m/s
A box at rest starts sliding down an inclined plane for 3 seconds, until it reaches a velocity of 27 m/s. What is the boxes acceleration?
30 m/s
24 m/s2
9 m/s2
81 km/hr
A dog runs with an initial speed of 7.5 m/s on a waxed floor. It slides to a stop in 15 seconds. What is the acceleration?
-7.5 m/s
-7.5 m/s2
-0.5 m/s2
7.5 mi//hr
Billy was driving his car and when he reached the tollbooth he slowed down with an acceleration of -8.9 m/s2 for 20 seconds. If he started with an initial velocity of 190m/s, what is his final veloctiy?
-12 m/s
12 m/s
202 m/s
-.93 m/s
A running horse increases his speed from 15 m/s to 42 m/s at an acceleration of 9 m/s2. How long did this take the horse?
5 s
4 s
6 s
3 s
When are you undergoing an acceleration in a car? (Check all that apply)
speed up
slow down
make turns
stopped
The unit for Acceleration is usually
m/s
m/s2
m
s
The speed boats speed increased from 0m/s to 24m/s in a time span of 12 seconds. What was its rate of acceleration?
4 m/s²
2 m/s²
8 m/s²
6 m/s²
A motorcycle rider increases his speed from 25 m/s to to 55 m/s in 10 seconds. What was its rate of acceleration?
2.5 m/s²
4 m/s²
3 m/s
3 m/s²
A boat increases its speed from 16 m/s to 96 m/s in 5 seconds. What was its rate of acceleration?
10 m/s²
16 m/s²
14 m/s²
16 m/s
The Eagles are playing the Patriots in Super Bowl 52. The score is Eagles 31 Patriots 27 with two minutes left. Nick Foles throws a deep ball to Alshon Jeffery the velocity of the football flies in the air at 40 m/s over a 5 second period. What was its rate of acceleration?
6 m/s²
10 m/s²
8 m/s²
0 m/s²
A car at rest increases its velocity to 15 m/s in 10 seconds. Calculate its acceleration rate.
1.5 m/s2
2.3 m/s2
15 m/s2
A Ninja motorbike travelling at 55 m/s takes 5 sec to come to rest. What is its deceleration rate?
11 m/s2
-11 m/s2
-11 m/s
10 m/s2
A sheepdog starts from rest and accelerates uniformly to a speed of 5.0 m/s in 6 seconds. What is the magnitude of the sheepdog's acceleration?
.80 m/s/s
32 m/s^2
1 m/s^2
1.01543 m/s/s
Flash went from 100 m/s to 180 m/s in 4 seconds. What was her acceleration?
25.25 m/s/s
15 m/s^2
20 m/s/s
1430 m/s^2
Shelvin's Dodge Charger traveled 300 meters in 20 seconds. What was the magnitude of his Charger's average velocity of the car in that 20 second time period?
111.467 m/s
30 m/s
20 m/s
15 m/s
The velocity of Hayling's dog, Charles reaches 6 m/s from rest. Charles moves to the right in 4 seconds to reach that top velocity. What is the acceleration of Hayling's dog?
1 m/s/s to the left
1.5 m/s^2 to the right
13 m/s^2 to the right
22.4683 m/s/s to the left
The speed of little Justin, Jr's red wagon is 2 meters per second. Justin Jr. begins running faster pulling the wagon up to a speed of 4 meters per second in one second. What is the magnitude of the acceleration of Justin Jr's little red wagon in the period of time given?
0.5 m/s/s
3 m/s^2
1 m/s^2
2 m/s/s
A lab experiment was performed and a student got the following speeds at the associated times listed below:
Time (s) / Speed (m/s)
2.0 / 4.0
4.0 / 2.0
6.0 / 0.0
What was the magnitude of the acceleration of the car?
-4 m/s^2
-1 m/s/s
4 m/s^2
1 m/s/s
Which of the following scenarios describes a car which is NOT accelerating?
A car begins to move shortly after a stop light turns green.
A car coming to a stop because a dog runs into the road.
A car turning in a curve as they maintain a constant speed.
A car traveling in a straight line with cruise control set at 50 MPH.
On this graph, what is the acceleration between 5 seconds and 8 seconds of time. (Where, V=5m/s @ 5 seconds, and V=30m/s @ 8 seconds)
8.3 m/s/s Right
-8.3 m/s/s Left
8.3 m/s Left
-8.3 m/s Right
Which x-t graph matches this v-t graph?
Which x-t graph matches the v-t graph shown?
On a velocity-time graph, which variable goes on the y-axis?
velocity
time
acceleration
displacement
On a velocity-time graph, what does the slope represent?
velocity
time
acceleration
displacement
On a velocity-time graph, how is acceleration calculated?
change in x divided by the change in y
change in time divided by the change in velocity
change in velocity divided by the change in time
acceleration cannot be calculated from a v-t graph
A deer is calmly trotting through the forest at a leisurely pace of 3 m/s when it is startled by a hunter's dog. The deer accelerates to a speed of 21 m/s in 3 seconds. Calculate the deer's acceleration in that 3-second interval.
1 m/s/s
-1 m/s/s
6 m/s/s
-6 m/s/s
Calculate the average acceleration of the object represented in the graph during segment C only.
-5 m/s/s
5 m/s/s
-3 m/s/s
3 m/s/s
