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Questions Asked on July 3, 2020

A driver traveling at 50mph is 80m from a wall ahead. If the driver applies the brakeimmediately at a reaction time of 2 seconds
1. 1 answer
2. asked by Abdikafi
3. 7,940 views
What is the equation that is perpendicular to the line y=2x-3 and passes through the point (-6,5)? Show all of your work.y = 2x
1. 3 answers
2. asked by jessica
3. 3,752 views
Charge q1 = 7.00 μC is at the origin, and charge q2 = -5.00 μC is on the x-axis, 0.300 m fromthe origin as shown below. (a)
1. 1 answer
2. asked by Anonymous
3. 2,482 views
Form a polynomial f(x) with real coefficients, with leading coefficient 1, having the given degree and zeros.Degree: 4;
1. 2 answers
2. asked by Sam
3. 2,222 views
A buffer consisting of H2PO4- and HPO42-, helps control the pH of physiological fluids. Many carbonated soft drinks also use
1. 1 answer
2. asked by SALLY
3. 2,075 views
Determine the value(s) of k such that the angle between the vectors a= (1,1,k) and b=(1,0,1) is 45 degrees.
1. 1 answer
2. asked by Anna
3. 2,039 views
Standing waves are set up in a string by a source vibrating at 100.0 Hz. Seven nodes are counted in a distance of 63.0 cm
1. 2 answers
2. asked by Jonnah
3. 1,812 views
Determine the value(s) of x such that the area of the parallelogram formed by the vectors a=(x+1, 1, -2) and b=(x,3,0) is the
1. 4 answers
2. asked by Anna
3. 1,756 views
The nose of a plane is pointing west with an airspeed of 350 km/h. The plane’s resultant ground velocity is 315 km/h [S75°W].
1. 2 answers
2. asked by Anna
3. 1,407 views
Charles lawIf the relationship between temperature and volume of a gas at a constant pressure is linear, explain why the volume
1. 1 answer
2. asked by Jonnah
3. 1,355 views
The ratio of the 6th to the 2nd term of geometric sequence is 256.If the 3rd term of this sequence is 32.Determine the first and
1. 3 answers
2. asked by lucy
3. 1,326 views
Line A passes through the points (-8, 5) and (-5, 4). Line B passes through the points (0, 1) and (4, -1). Which of the
1. 2 answers
2. asked by jessica
3. 1,117 views
A glider of mass m is attached to a spring that has a force constant k. The glider is set into simple harmonic motion with
1. 1 answer
2. asked by Jimmy
3. 996 views
Fifteen decreased by six times a number is
1. 2 answers
2. asked by James
3. 959 views
A pulse of the shape below originates in spring A. The speed of the pulse in this spring is 4.0 m/s. Another spring, B, is
1. 0 answers
2. asked by Jonnah
3. 948 views
Draw an accurate diagram for each of the following bearing1an aircraft flying on a bearing of 075°
1. 1 answer
2. asked by awe aliyah
3. 903 views
A force of 50N extends by a material by 0.05 m. Calculate the force constant. (a) 10.0 N/m (b) 100.0 N/m (C) 1000.0 N/m (d)
1. 1 answer
2. asked by Joshua
3. 894 views
I collected questions from my book which I don't understand plz help me I am stuck plzz.!!!!!!!!Three different solutions
1. 1 answer
2. asked by Jonnah
3. 882 views
Chris pulled a sled 153 m by exerting a constant force of 225N at a constant angle of 65 degrees to the level ground. Find the
1. 1 answer
2. asked by Anna
3. 855 views
Two ships A and B left a port each with a uniform speed on bearing 045 degree and x degree respectively. After 4hrs, they
1. 2 answers
2. asked by Nicholas
3. 852 views
The maximum lung capacity of an average adult is about 4-6 L. A scuba diver takes a breath of about 2.1 L of air at a depth of
1. 1 answer
2. asked by Jonnah
3. 833 views
Suppose you're on a game show, and you're given the choice of three doors: Behind one door is a car; behind the others, goats.
1. 2 answers
2. asked by JP
3. 773 views
chem help!! have to make a graph. need help plzz.. thank you!!!! fastttt!!. Make sure to label axes and title the graph. its A
1. 1 answer
2. asked by Jonnah
3. 741 views
|a| = 5, and b = 8, and the angle formed by a and b is 55°. Determine |4a + b|. Roundyour answer to 2 d.p.
1. 1 answer
2. asked by Keisha Mitchell
3. 699 views
A ladder which is 13m long is made to rest on a vertical pole which is 5m away from the foot of the ladder. How far up the pole
1. 1 answer
2. asked by Demilade
3. 686 views
The distance of a boat from a bridge 120 m high above sea level is 200m. Calculate the angle of elevation of the bridge from the
1. 2 answers
2. asked by Chinele
3. 609 views
Suppose you a have a fever and you go to see a doctor. The doctor gives you an injection and says it will make you feel better
1. 1 answer
2. asked by Pipee
3. 589 views
A tractor is hauling a large trailer with a the load of mealies upwards on an incline or slope of 1 in 20 .The mass of the
1. 1 answer
2. asked by Pearl
3. 573 views
A large dam scraper , with a mass of 900kg , is used to build an earth dam by means of a winch system. The slope of the dam wall
1. 1 answer
2. asked by Kate
3. 543 views
Sorry to post the same question again, but I haven't gotten any answers on the last time I asked which was roughly 9 hours ago.
1. 2 answers
2. asked by Dog_Lover
3. 505 views
The distance of a boat from a bridge 120 m high above sea level is 200m. Calculate the angle of elevation of the bridge from the
1. 1 answer
2. asked by Chinele
3. 500 views
What is the equation of the line: * parallel to the line y = -¼x + 5 and * passing through the point (2, -1)y = -¼x + 4 y =
1. 2 answers
2. asked by jessica
3. 487 views
A force of 2N stretches an elastic material by 0.03m. What additional force will stretch the material by 0.03. Assume that the
1. 2 answers
2. asked by Christel
3. 461 views
I original volume is .021 at 24 degrees C, final volume is .019 at -18 degrees C how do I calculate the change in volume?
1. 1 answer
2. asked by ray
3. 399 views
1 -7
1. 1 answer
2. asked by Winter
3. 336 views

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