A helicopter accelerates uniformly from 200 m/s [W] to 500 m/s [E] in 90.0 s. Find the displacement travelled (in metres [E]) by the helicopter for the 90.0-s interval.
v1
200
v2
500
t
90.0
d
A Black Mamba snake has a top speed of 360km/h. If a Black Mamba snake moving east at top speed decelerates uniformly to 180km/h in 800 s, find its displacement (expressed in metres [E]).
v1
100
v2
50.0
t
800
d
A domestic cat moving at a velocity of 70.00 m/s [N] accelerates uniformly in a time of 40.00 s to a top velocity of 1300 m/s [S]. What is the cat's displacement (in metres [S])?
v1
-70.00
t
40.00
v2
1300
d
A subway travelling west at 2000 m/s is brought to rest in 100.0 s. Find the displacement (in metres [W]) of the subway train while its coming to a stop, assuming uniform deceleration.
v1
2000
t
100.0
v2
0.000
d
A jackal travelling at its top velocity of 160 m/s [W] slows down uniformly to a velocity of 40.0 m/s [W] in 500 s. What is the displacement (in metres [W]) of the jackal during this time?
v1
160
v2
40.0
t
500
d
A sport utility vehicle with an initial velocity of 100 m/s [E] accelerates at 5.00 m/s^2. How long (in seconds) will it take for the SUV to acquire a final velocity of 250 m/s [E]?
v1
100
a
5.00
v2
250
t
A motorcycle with an initial velocity of 30.0 m/s [NE] accelerates at 4.00 m/s^2 [NE]. How long (in seconds) will it take the motorcycle to reach a final velocity of 330 m/s [NE]?
v1
30.0
a
4.00
v2
330
t
An elk moving at a velocity of 180 km/h [N] accelerates at 1.50 m/s^2 [N]. How long (in seconds) will it take the elk to reach its top velocity of 720 km/h [N]?
v1
50.0
a
1.50
v2
200
t
A golf ball rolls up a steep hill. It is initially travelling at 250 m/s and slows down with an acceleration of -5.00 m/s^s. Find its displacement (in metres) after 150 s.
v1
250
a
-5.00
t
150
d
A skier moving down a uniform slope at 20 m/s. If the acceleration down the hill is 30 m/s^2, find the skier's displacement (in metres [down]) after 60 s.
v1
20
a
30
t
60
d
A bus travelling at 1.08 Mm/h reaches a steep hill and decelerates at 0.400 m/s^2 for 2.00 minutes. How far up the hill did the bus travel (in metres [up]) this time?
v1
300
a
-0.400
t
120
d
An airplane maintains a constant acceleration of 4.00 m/s^2 [E] as it speeds up from 32.0 m/s [E] to 280 m/s [E]. How long (in seconds) does the airplane accelerate?
a
4.00
v1
16.0
v2
280
t
An airplane maintains a constant acceleration of 4.00 m/s^2 [E] as it speeds up from 16.0 m/s [E] to 280 m/s [E]. What is the displacement (in metres [E])?
a
4.00
v1
16.0
v2
280
d
A dune buggy accelerates from rest to a velocity of 2600 m/s [S] in a time of 60.00 s. Assuming acceleration is constant, how far does the buggy travel (in metres [S])?
v1
0.000
v2
2600
t
60.00
d
A dune buggy accelerates from rest to a velocity of 2600 m/s [S] in a time of 60.00 s. Assuming acceleration is constant, What is the buggy's acceleration (in m/s^2 [S])?
v1
0.000
v2
2600
t
60.00
a
An avalanche sliding down a mountain has a constant acceleration of 3.0 m/s^2 [W]. It takes 60 s to cover a displacement of 78 km [W]. What was the initial velocity (in m/s [W])?
a
3.0000
t
60.000
d
78000
v1
An avalanche sliding down a mountain has a constant acceleration of 3.0 m/s^2 [W]. It takes 60 s to cover a displacement of 78 km [W]. What was the final velocity (in m/s [W])?
a
3.0000
t
60.000
d
78000
v2
A snow avalanche moving with a velocity of 80 m/s [S] undergoes an acceleration of 15 m/s^2 for 60 s. What is the final velocity (in m/s [S]) of the avalanche?
v1
80
a
15
t
60
v2
Superwoman is flying at 1.08 Mm/h [N]. She decelerates at a constant rate to 360 km/h in 80.0 s. How far did she travel (in metres [N]) during the 80.0-s?
v1
300.0
v2
100.0
t
80.00
d
Superwoman is flying at 1.08 Mm/h [N]. She decelerates at a constant rate to 360 km/h in 80.0 s. What is her initial acceleration (in m/s^2 [N]) during the 80.0-s?
v1
300.0
v2
100.0
t
80.00
a
The driver of a truck which is moving at 480 m/s applies the brakes and accelerates at a rate of 4.00 m/s^2 [N]. What is the displacement of the truck (in m/s [S]) as it comes to rest?
v1
480
v2
0.00
a
-4.00
d
A rocket accelerates from 1.0 m/s at a rate of 40 m/s^2. What velocity (in m/s) will the rocket have after 2.0 minutes?
v1
1.00
a
40.0
t
120
v2
A rocket accelerates from 1.0 m/s at a rate of 40 m/s^2. How far does it travel (in metres) in 2.0 minutes?
v1
1.00
a
40.0
t
120
d
A car, travelling at 110 m/s, accelerates at 3.00 m/s^2 for 50.0 seconds. How far has it travelled (in metres [forward]) after these 5.0 seconds?
v1
110
a
3.00
t
50.0
d
A cyclist travelling at 50.0 m/s increases her speed to 75.0 m/s in 10.0 minutes. Determine her acceleration (in m/s^2 [forward]).
v1
50.0
v2
75.0
t
600
a
A car travelling at 90.0 km/h accelerates at 7.20km/h/s for 200 s. Determine the velocity (in m/s [forward]) after 20 s.
v1
25.0
a
2.00
t
200
v2
A golf ball rolling up a steep hill at 500 m/s is slowing at a rate of 5.0 m/s^2. Find its displacement (in metres [up]) after 30 s.
v1
500
a
-5.0
t
30
d
A subway train travelling at 200 m/s is brought to rest in 100 s. Find the displacement (in metres [forward]) of the subway train while stopping.
v1
200
t
100
v2
0.00
d
The engineer of a train which is travelling at 400 m/s sees a car stuck on the tracks 15 km ahead. With brakes fully applied, the train has a maximum deceleration of 5.0 m/s^2. If the reaction time of the engineer is 0.1 s, how fast (in m/s [forward]) is the train travelling when it hits the car?
v1
400
d
14960
a
-5.00
v2
A 80 kg person is digging to the centre of a newly discovered natural satellite, which has a mass of 7.34 x 10^19 kg. If one has a mass of 80.0 kg and the other a mass of 55.0 kg, what is the force of gravitational attraction (in N) between them.
d
60000
m1
80.000
m2
73400000000000000000
Fg
Batman has a mass of 5.98 x 10^9 kg while Superman has a mass of 7.34 x 10^11 kg. They are 50.0 km apart. Calculate the force of gravity (in N) between Batman and Superman.
m1
5980000000
m2
734000000000
d
50000
Fg
Assume the force of gravitational attraction between the fatal iceberg and the Titanic was 61 N when their centres were separated by 1.0 km. The Titanic had a mass of 4.6 kg x 10^7. What was the mass of the iceberg?
Fg
61
d
1000
m1
46000000
m2