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July 4, 2015
A car comes to a bridge during a storm and finds the bridge washed out. The driver must get to the other side, so he decides to
2 answers
asked by
aybuke
12,915 views
A vehicle is travelling 1.0x10^2 km/h. what is the spped of the vehicle in metres per second?
28m/s 27.8m/s 3.6x10^2m/s
1 answer
asked by
Emmanuel
3,862 views
A traffic-safety engineer is designing a deceleration lane.
She is basing the length of this lane on the distance needed to slow
1 answer
asked by
Emmanuel
3,307 views
1.The sound from a bolt of lighting travelled 4.08km in 12.0s. whats was the spped of the sound in metres per second?
0.340m/s
2 answers
asked by
Emmanuel
3,132 views
When responding to sound, the human eardrum vibrates about its equilibrium position. Suppose an eardrum is vibrating with an
3 answers
asked by
Lola
2,847 views
A hand exerciser utilizes a coiled spring. A force of 82.0 N is required to compress the string by 0.0191 m. Determine the force
3 answers
asked by
Lola
2,654 views
Within the Gaetz Lake Sanctuary in Red Deer, Alberta, is a looped trail that is 4 km long. Suppose a person walked all the way
2 answers
asked by
Emmanuel
2,605 views
A baseball flew 19.6 m straight up into the air after being hit by a bat. How long should it take for the ball to return from
2 answers
asked by
Emmanuel
2,457 views
A stone is dropped into a well of depth 11 m. How long after that, the sound of the splash can be heard? Given speed of sound
1 answer
asked by
Hannah
2,387 views
1. Which water cycle processes are represented in this model and by what components?
Answer = 2. Which water cycle processes are
1 answer
asked by
Lisa
2,340 views
Starting from rest, an object rolls down a long ramp with a constant acceleration of 1.72 m/s2. After rolling for 4.75 s, what
1 answer
asked by
Emmanuel
2,058 views
The diameter of a hydrogen nucleus is 1.0 X 10 -3 pm and its mass is 1.67 X 10 -24 g. What is the density of the nucleus in
1 answer
asked by
Kristina
1,735 views
1. Which water cycle processes are represented in this model and by what components?
Answer = 2. Which water cycle processes are
2 answers
asked by
Lisa
1,617 views
A skydiver steps out of a helicopter hovering thousands of metres above ground. After 3.5 s of free fall the skydiver pulls the
1 answer
asked by
Emmanuel
1,453 views
if alpha and beta are zeroes of the polynomial x2-5x+6,then find the polynomial whose zeroes are root 3 and -root 3
3 answers
asked by
ANGEL
1,353 views
A 1500kg car moving at a speed of 20 m/s comes to a halt. How much work was done by the brakes?
How fast can a 2.0 horsepower
3 answers
asked by
G
1,318 views
which of the following is not scalar quantity.
0.20m 5.0m/s 10.0m/s[E] 110km/h
1 answer
asked by
Emmanuel
1,299 views
A stone is thrown upwards from the roof with a velocity 15ms^-1 at an angle 30degree to the horizontal. The height of the
1 answer
asked by
Lynn
1,241 views
A long jump athlete take off at 25 degree with the horizo and achieves a jumping distance of 9.12 m.
(i) calculate the initial
1 answer
asked by
Hannah
1,162 views
The only research method that can determine whether a cause-effect relationship exists between two factors is called a(n)
1 answer
asked by
Emily
1,042 views
Noble gases are the least reactive because they have a perfect 8 valence electrons. Or is it because they do not have any
1 answer
asked by
Joey
978 views
An 0.90 kg object is attached to one end of a spring, and the system is set into simple harmonic motion. The displacement x of
0 answers
asked by
Lola
974 views
A sample of 200 voters revealed the following about the three candidates A,B and C.28 were in favour of both A and B.98 in
0 answers
asked by
Grace
932 views
A)For a certain commodity the demand equation is given by D=-3p+20. At the price of $1, four units of the commodity are
1 answer
asked by
Astro
889 views
Which of the following are true about the use of aluminum chloride in the Friedel-Crafts acylation reaction? Note that there may
1 answer
asked by
JOHN K
849 views
These are all review questions for my summer assignment.
Do not know: !) Explain what an ionic lattice is and include a diagram.
3 answers
asked by
Issac
797 views
A bullet strikes a uniform plank with a speed of 400ms-¹ and comes out with the half the velocity . what would be the velocity
0 answers
asked by
ronit
775 views
According to the American Insurance Companies, on average, a vehicle is driven 12,000 miles per year. In the chemical equation
3 answers
asked by
lollo
748 views
a car starting from rest acquired a speed of 25ms-¹ in 10sec,after which it maintain this speed for 10sec. find (a)the
1 answer
asked by
ronit
696 views
My tenths digit is twice greater than my thousandths place.My hundredths digit is the sum of my tenths and thousandths
1 answer
asked by
mica
680 views
This was the assignment: If the first parameter is less than the second parameter add the two and print the result 10 times.
1 answer
asked by
Trish Goal
677 views
Cal d total surface area of a solid cone of slant height 15cm and base radius 8cm in term of pie
1 answer
asked by
Odebiyi
649 views
Draw a diagram to scale showing the direction in which a man must row across a river in order to reach a point directly
1 answer
asked by
jzee11
610 views
This was the assignment: If the first parameter is less than the second parameter add the two and print the result 10 times.
2 answers
asked by
Trish Goal
604 views
If a ladder 40 feet long is placed so as to reach a window 30 feet high,what angel does it make with the level ground,and how
1 answer
asked by
Anonymous
589 views
Write a method in Java that takes two parameters. If the first parameter is equal to the second parameter multiply both and
1 answer
asked by
Trish Goal
579 views
A stone is thrown upwards from the roof with a velocity 15ms^-1 at an angle 30degree to the horizontal. The height of the
1 answer
asked by
Hannah
579 views
Please Help me understand how to work this problem. I have been working on this problem for several days and do not understand
0 answers
asked by
Shannon
532 views
A particle moving with uniform acceleration has initial velocity u. With the aid of a velocity time graph, show that the
1 answer
asked by
Lynn
522 views
A man left 6M to his children and grandchildren, 7 in all. The children received 1/3 of it which is 200,000 more a piece than
2 answers
asked by
Anne B.
451 views
car rental is 36.00 day, 100 miles free for each day of rental plus .20 per mile for each mile over allowance and i went 450
1 answer
asked by
julie lockhart
441 views
Will addition of water to vinegar affect the determination of its concentration? Why?
2 answers
asked by
Hannah
435 views
whats the difference between average speed and instantaneous speed?
1 answer
asked by
Emmanuel
430 views
given that f(x) = 3x + 7 and g(x) = (-x)cubed + 1, find (fog)(-2)
1 answer
asked by
Tracey
425 views
Modern life habits that adversly affect the health of sense organs
1 answer
asked by
salam
393 views
Solve x^n by abinitio method check ur ability nw?
1 answer
asked by
Anonymous
372 views
how many liters of water do u need to mix with a 250 grams of steric acid
1 answer
asked by
alfred
368 views
Physics.
A ball od thrown up and returns to the ground after exactly 6 second How far up did the ball go?
1 answer
asked by
fellas jea
307 views
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