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WorksheetsRuiz Motion Final
Total questions: 49
Worksheet time: 57mins
The direction and speed of an object is described by its _____.
displacement
Average Speed
Average Displacement
Velocity
_____ is the change in velocity divided by the time needed for the change to occur.
Average velocity
Speed
Acceleration
Displacement
Calculating distance over time is called _____.
acceleration
rate
speed
displacement
The distance and direction between the final position and the starting position is the _______
acceleration
differential
displacement
velocity
The _____ of an object is the product of its mass and velocity.
displacement
momentum
average speed
constant speed
_____ is a change in an object's position relative to a reference point.
Speed
Acceleration
Velocity
Motion
At 8:00 AM you leave home and walk 7 km to a friend's house. At 11:30 AM you return home, then travel by car to the mall, which is 6 km away, and arrive at 11:45 AM. What is the total distance traveled?
2.8 km/h
10 km
10.5 km
20 km
What is the equation for momentum?
p = m/v
f = ma
f = m/a
p = mv
What is the formula for speed (a) .
in other words how do you calculate speed?
Just use letters for your answer do not write the whole words.
_____ is the speed of an object at any instant of time.
Acceleration
Average speed
Instantaneous speed
Velocity
The direction and speed of an object is described by its _____.
average displacement
average speed
displacement
velocity
If a runner maintains a constant speed of 15 km/h, how long will it take to complete a marathon race of 26.2 km? put a space between your number and your unit. And the unit is not (h) its hrs. Roud to nearest hundreds
(a)
What is Joe's average running speed? Round to the nearest hundredths
1.12 the two is the hundredths.
0.33 km/sec
3.04 m/min
3.37 km/sec
.30 km/min
If an object has a constant velocity, then it _____.
has a negative acceleration
has an acceleration of zero
has a positive acceleration
is not moving
A change in velocity means a change in _____.
direction only
speed only
speed, direction, or both
always both speed and direction
What was Swimmer B's average speed?
80 m/sec
60 m/min
80 m/min
60 m/s
What was Swimmer A's average speed during the period 10 min to 20 min? put a space between your number and your unit for example
4 m/min, not 4m/min. Pay attention to the x and y labels.
(a)
As you brake your bicycle, your velocity changes from 20 east m/s to 10 east m/s in 5 seconds. What is your acceleration?
sample answer 5 m/s2 north. give me direction. Remember slowing down means going in the opposite direction. Dont forget direction
(a)
“Roller coasters scare me, but only when they are accelerating,” Todd says. “Once they start slowing down, I’m fine.” How would you respond to this statement? Todd's statement is inaccurate because (a) .
Once the trip was started, at what distance did the cyclist stop for the second time?Write a number and the unit.
(a)
What was the second fastest speed that the cyclist traveled?
30 m/s
20 km/hr
30 km/hr
20 m/s
What is Ling-Ling's average speed? Sample answer 4 km/min not 4km/min
(a)
Which runner has the slowest average speed?
Ling-Ling
LaToya
Bill
José
Momentum is represented with which letter?
b
m
v
p
What is the unit for momentum?
m/s
kg
N
kg* m/s
J
Match the following quantities to their units.
displacement
meters
velocity
m/s
time
sec
What is DISPLACEMENT?
Where a moving object starts
The time it takes to get from point A to point B.
How far away a moving object is from where it started.
The position at which a moving object is located.
What is the best description for the motion in this distance v. time graph?
An object is not moving
An object is moving backward at a constant speed
An object is moving forward at a constant speed
Object is speeding up in the forward direction
What is the best description for the motion on this VELOCITY time graph?
An object is not moving
Object is moving forward with uniform acceleration
An object is moving with a constant velocity
Object is moving with increasing acceleration
Acceleration is
the rate at which velocity changes.
the change in velocity
the rate of change
when you speed up only
In science, acceleration refers to. Click all that apply
increasing speed
decreasing speed
changing direction
increasing speed only
What does it mean when a change in velocity is negative? Pick all that apply
The object is speeding up.
The object is slowing down.
The object is changing direction.
The object is falling down.
What object will have more momentum a 1000 kg truck moving 7 m/s or a 500 kg car moving 10 m/s
Truck
Car
Calculate the momentum of a 1000 kg car traveling south at 20 m/s. (Hint: use the momentum formula!)
20,000 kg•m/s
20,000 kg•m/s south
50 kg•m/s
50 kg•m/s south
A 50 kg ball rolls north down the street at 5 m/s. Calculate the momentum of the ball. (Hint: Use the momentum formula!)
250 kg•m/s north
10 kg•m/s north
45 kg•m/s north
55 kg•m/s north
