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WorksheetsAcceleration Test 2020
Total questions: 41
Worksheet time: 32mins
Acceleration just means going forward faster.
true
false
What is the acceleration of a bus that goes from rest to a speed of 50 km/h in 10 seconds?
5 km/h/s
10 km/h/s
50 km/h/s
500 km/h/s
Acceleration is the rate at which distance changes with time.
true
false
When riding a wooden coaster, it has a swaying movement that helps make the ride more exciting.
true
false
On a distant planet, a falling object gains speed at a steady rate of 20 m/s during each second of fall. Find its acceleration.
2 m/s/s
20 m/s/s
200 m/s/s
not enough information
The acceleration of a bullet is 30 m/s/s. If it has a velocity of 300 m/s, how much time will it take to get to its destination?
10 s
900 s
100 s
not enough information
If jet plane has an acceleration of 3500 m/s/s in a time of 2.4 seconds starting from rest, what was its final velocity?
1458 m/s
349 m/s
8400 m/s
not enough information
A dragster going at 15 m/s increases its velocity to 25 m/s in 4 seconds. What is its acceleration during this time interval?
2.5 m/s/s
25 m/s/s
.25 m/s/s
not enough information
Constant speed and constance acceleration are not the same.
true
false
In a car, there are several controls that are use to change velocity thus changing the acceleration. Which ones are they?
the gas pedal, the brake, and only the wheels
the steering wheel, the brake, and the windows
the gas pedal, the steering wheel, and the brake
the brake, the windows, and the wheels
Acceleration occurs when an object changes speed, direction, or both.
true
false
Acceleration can only be positive.
true
false
The unit for acceleration is m/s/s2.
true
false
Suppose the jet airliner starts from rest and at the end of the runway reaches a speed of 120 m/s in 14.5 seconds. What is its initial velocity?
8.28 m/s
0 m/s
1740 m/s
not enough information
Imagine that a skateboarder is moving in a straight line at a speed of 3 m/s and comes to a stop in 2 seconds. What is the final acceleration?
1.5 m/s/s
-1.5 m/s/s
0 m/s/s
not enough information
Where would engineers use the laws of physics the most?
Rides at Six Flags
Building a High School
Building a sky scrapper
Building a bridge
_____________ can offer multiple steep drops and inversion loops, which gives the rider larger accelerations.
wooden coasters
steel coasters
aluminum coasters
mini coasters
An escalator (moving stairs) is a great example of acceleration.
true
false
What vertical distance will a ball dropped from rest fall in 3.25 seconds of free fall?
15.93 m
31.85 m
51.756 m
not enough information
You are looking over the Empire State Building and "accidentally" drop a coin from the top which is 380 m above the ground. How long does it take for the coin to reach the ground?
8.81 sec
12.45 sec
16.33 sec
not enough information
Find the VELOCITY of the snowball as it falls straight down in 13 seconds.
127.4 m/s
63.7 m/s
1.33 m/s
not enough information
Jupiter has an acceleration of 24.5 m/s/s. What vertical DISTANCE will a meteorite have if it dropped for 14.5 seconds on this planet.
2575.56 m
5151.125 m
177.625 m
not enough information
What is the Gravitational constant?
9.8 m/s
-9.8 m/s/s
9.8 m/s/s
-9.8 m/s/s2
While in free fall, acceleration due to gravity changes 9.8 m/s for every second.
true
false
What is this....
"A car travels 50 mph."
displacement
speed
velocity
acceleration
Which of the following is NOT an example of acceleration?
A person jogging at 3 m/s along a winding path.
A car stopping at a stop sign.
A cheetah running 27 m/s east.
An airplane taking off.
What makes velocity and acceleration different from speed?
direction
time
distance
time2
A negative acceleration means that your object is __?
Going to Wal-Mart
Speeding up
Running a marathon
Slowing down
What kind of graph would you have if you had velocity and time?
speed
velocity
acceleration
displacement
How do you find the “change in velocity” when calculating the acceleration of an object?
initial velocity – final velocity
final velocity – initial velocity
final time - initial time
final velocity - initial time
If a student rides her skateboard on a straight road and does not speed up or slow down, she is traveling with a ______________ ?
constant velocity
constant acceleration
positive velocity
negative acceleration
When a car goes around a corner at 20 mph, why do we say it accelerates??
The car is accelerating because the velocity is constant.
The car is accelerating because it is changing direction.
The car accelerates because it’s going 20 mph.
Cars always accelerate when they are in motion.
The moon accelerates because it is _______________.
In a vacuum of space.
constantly increasing its speed of orbit
continuously changing direction
controlling the tides on Earth
In an Acceleration graph, the area under the zero line is considered
negative (reverse directions)
positive (positive direction)
velocity with units
speed with units
In an Acceleration graph, the vector going AWAY from the zero line would be considered as _________________.
staying constant
slowing down
speeding up
need more information
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
The graph shows
positive velocity that's getting faster
negative velocity that's getting faster
negative velocity that's getting slower
positive velocity that's getting slower
What does the solid line on this graph represent?
Constant speed
Acceleration
At rest
deceleration
As the ball falls towards the ground, its velocity
zero
decreases
at rest
increases
