Monday

October 20, 2014

October 20, 2014

Number of results: 10,014

**physics**

A river flows due east at 1.50 m/s. A boat crosses the river from the south shore to the north shore by maintaining a constant velocity of 9.2 m/s due north relative to the water. (a) What is the velocity of the boat as viewed by an observer on the shore? m/s at ° east of ...
*December 13, 2012 by Anonymous*

**Physics - Momentum of cars at intersection**

Car A(1750kg) traveling due south and car B (1450kg)due east. They reach the same intersection at the same time and collide. The cars lock together and move off at 35.8km/h[E31.6degS]. What was the velocity of each car before the collided? I tried this question using the law ...
*September 1, 2010 by Shaila*

**English**

1. I'm excited because I get on the airplane for the first time. 2. This is my first trip abroad, so I am very excited. 3. I got off the airplane at the airport. 4. I waved on the laddle to the airplane. 5. I was excited because I could go abroad for the first time in my life ...
*June 7, 2009 by John*

**physical**

Oasis B is a distance d = 8.0 km east of oasis A, along the x axis shown in the figure. A confused camel, intending to walk directly from A to B instead walks a distance W1 = 21 km west of due south by angle θ1 = 15.0°. It then walks a distance W2 = 30 km due north. If it...
*October 13, 2012 by Anonymous*

**Physics**

Oasis B is a distance d = 7.0 km east of oasis A, along the x axis shown in the figure. A confused camel, intending to walk directly from A to B instead walks a distance W1 = 22 km west of due south by angle θ1 = 15.0°. It then walks a distance W2 = 34 km due north. If it...
*February 9, 2014 by Robin*

**Sciences**

A model airplane whose mass is 875 grams flies in a horizontal circle of radius 3.46 m at the end of a string which is at an angle of 10.5o below the horizontal. Find: a) The tension in the string. b) The speed of the airplane. I have answers but I am stuck on the process like...
*July 2, 2013 by TCC*

**Physics**

A bus travels 290 km south along a straight path with an average velocity of 81 km/h to the south. The bus stops for 25 min, then it travels 210 km south with an average velocity of 80 km/h to the south. How Long does it lasts ? Answer in units of h . What is the average ...
*September 30, 2013 by Thomas*

**physics**

A model airplane of mass 0.7 kg is attached to a horizontal string and ﬂies in a horizontal circle of radius 5.6 m, making 1.6 revolutions every 7 s. (The weight of the plane is balanced by the upward “lift” force of the air on the wings of the plane.) The accelaration ...
*December 10, 2011 by tanya*

**physics**

A model airplane of mass 1.5 kg is attached to a horizontal string and ﬂies in a horizontal circle of radius 5.8 m, making 2 revolutions every 8 s. (The weight of the plane is balanced by the upward “lift” force of the air on the wings of the plane.) The accelaration ...
*November 25, 2012 by James*

**Physics**

Betty Bodycheck (mB = 55.1 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 41.2 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...
*October 27, 2011 by Jake*

**physics**

Betty Bodycheck (mB = 51.4 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 42.4 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...
*October 8, 2012 by kelly*

**Math**

An airplane traveled a distance d in t hours, where r>1, and arrived one hour late. The airplane would have arrived on time if it had traveled at what rate per hour? a. t-1 b. d/t-1 c. d/t+1 d. d/t-1 e. d/t+1
*July 2, 2013 by Grace*

**Calculus**

A car passes by a certain point at time t = 0 hours heading east at 40 miles per hour. At t = 1 hour another car passes by the same point heading north at 50 miles per hour. What is the functiuonthat equals the distance between the two cars?
*June 8, 2011 by Liz*

**Physics**

A motor scooter rounds a curve on the highway at a constant speed of 25.0 m/s. The original direction of the scooter was due east; after rounding the curve the scooter is heading 28 degrees north of east. The radius of curvature of the road at the location of the curve is 160 ...
*September 15, 2014 by Emily*

**physics**

The air exerts a forward force of 10 N on the propeller of a 0.20 kg model airplane. If the plane accelerates forward at 5.0 m/s2, what is the magnitude of the resistive force exerted by the air on the airplane in Newtons ?
*October 7, 2011 by savy*

**physics**

a bus travels 280 km south along a straight path with an avg velocity of 88 km/h to the south. then it travels 210 km south with an avg velocity of 75 km/h to the south. a) how long does the 1st trip last? b) how long does the 2nd trip last? c) what is the avg velocity for the...
*September 21, 2014 by nicole*

**geometry**

from an airplane flying 7000 feet above the ground the angle of depression to the base of the control tower is 19 degrees. find the distance from a point on the ground directly beneath the airplane to the control tower.
*June 3, 2010 by Anonymous*

**Geography (Ms. Sue)**

1). Which countries besides Spain sent settlers to South America? A: ? 2). Which countries in South America have the highest literacy rates? A: Argentina, Chile, and Uruguay have the highest literacy rates in South America. 3). What have been some obstacles to democratic ...
*September 27, 2013 by Anonymous*

**Physics**

A 8.0×10−2- toy airplane is tied to the ceiling with a string. When the airplane's motor is started, it moves with a constant speed of 1.30 in a horizontal circle of radius 0.49 , as illustrated in the figure . Find the angle the string makes with the vertical. Find the ...
*November 3, 2011 by Chris*

**math**

An airplane is 34 ground miles from the end of the runway and 6 miles high when it begins its approach to the airport. To the nearest mile,what is the distance from the airplane to the end of the runway?
*May 1, 2011 by sara*

**PHYSICS**

an arctic flying to antarctica encounters a storm. The term changes direction to fly around the storn. if the tern flies 46 km at 15degrees south of east , 22 km at 13 degrees east of south , and finally 14km at 14 degrees west of south what is the tern's resultant displacement
*December 20, 2010 by mike*

**physics**

Three forces act on a 3 kg box: 10 N South-west, 17 N North-west, 5 N due East. What is the acceleration of the box?
*July 5, 2011 by Kate*

**Physics**

An electron moves with speed 2.46 x 105 m/s in a 1.39-T uniform magnetic field. At one instant, the electron is moving due west and experiences an upward magnetic force of 2.81 x 10−14 N. Caculate the magnetic field (angle). What is the direction of the magnetic field? ...
*March 1, 2012 by Ashley *

**PHYSIC**

A PLANE IS TRAVELING AT 90 MILES PER HOUR DUE SOUTH. WHAT DO WE KNOW ABOUT IT? 1. ITS SPEED 2. ITS VELOCITY 3. BOTH ITS SPEED AND ITS VELOCITY
*January 14, 2012 by GRISSELL*

**Physic**

A plane is traveling at 90 miles per hour due south. What do we know about it? the speed, its velocity or both its speed and its velocity?
*January 14, 2012 by Eddie*

**trig**

A plane is flying due south at a speed of 192 mph. a wind is blowing in at 53 degrees at 13 mph. what is the bearing of the plane?
*March 27, 2014 by brittany*

**Physics please check**

A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.125 m). The charges on the circle are -4.60 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ...
*December 14, 2007 by Mary*

**math**

an airplane flew with the wind for 30 minutes and returned the same distance in 45 minutes. If the cruising speed of the airplane was 320 mph what was the speed of the wind ?
*September 23, 2010 by s*

**Caculas**

(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take it directly over a radar tracking station (on ground). If the distance D between the plane and the radar is decreasing at a rate of 300 km/hr, find the speed of the ...
*December 16, 2011 by matthew*

**math**

a man has 35 models. he has 4 times as many airplane models as he does helicopter models. how many airplane models does he have?
*September 30, 2014 by Anonymous*

**Social studies check answers ***damon*****

please check these answers 1.A 2.C 1. where would you most likely find south americas largest cities? A. Mountains B. rain forests C. coastlines D.deserts 2. how did human migration most contribute to ethnic diversity in south america today? A. people came to south america ...
*March 13, 2014 by dalia*

**trig**

A plane has an airspeed of 200 miles per hour and a heading of 28.0°. The ground speed of the plane is 207 miles per hour, and its true course is in the direction of 38.0°. Find the speed and direction of the air currents, assuming they are constants. (Round your answers to ...
*November 29, 2012 by bryan*

**trig**

A barge is pulled by two tugboats. The first tugboat is traveling at a speed of 12 knots with heading 140°, and the second tugboat is traveling at a speed of 17 knots with heading 200°. Find the resulting speed and direction of the barge. (Round your answers to the nearest ...
*July 21, 2013 by Priscilla*

**physics**

The pilot of an aircraft wishes to fly due west in a 42.7 km/h wind blowing toward the south. The speed of the aircraft in the absence of a wind is 204 km/h.
*September 23, 2012 by bob*

**Physics**

An airplane of a certain density and shape flies at a constant speed. To do so, it must fly with a certain velocity v0. If the size of the airplane is scaled up in length, width, and height by a factor of two, it can only fly above a new velocity v1. What is v1/v0?
*June 1, 2013 by Carlos*

**ap physics**

A golfer sees the green (where the hole is) at a distance of 120.0 m at heading 75.0° north of west. She also sees her teammate at a distance of 60.0 m and heading 15.0° north of east. What distance and direction would her teammate have to land the ball to hit the green? i ...
*June 21, 2014 by mindi*

**physics**

A catapult with a spring constant of 1.0 104 newtons per meter is required to launch an airplane from the deck of an aircraft carrier. The plane is released when it has been displaced 0.50 meter from its equilibrium position by the catapult. What is the energy acquired by the ...
*November 21, 2010 by ...*

**physic**

Hi!Question: A river flows due east at 1.70m/s.A boat crosses the river from the south shore to the north shore by maintaining a constant velocity of 8.0m/s due north relative to the water. A.What is the velocity of the boat relative to shore?___m/s and ___degree(north of east...
*September 30, 2009 by Chan*

**LA**

How did the Civil War affect the Northern and Southern economies? A;The North experienced more severe inflation than the South. B;Overall the South fared much worse economically than the North. C;The South experienced a boom in manufacturing. D;The North's economy was ...
*April 11, 2013 by justin*

**physics**

A rock dropped from an airplane falls for 13.6 seconds before hitting the ground. How far above the ground was the airplane when the rock was dropped?
*February 5, 2012 by Beth*

**PHYSICS**

A BUS TRAVELS 280 KM SOUTH ALONG A STRAIGHT PATH WITH AN AVERAGE VELOCITY OF 88 KM/H TO THE SOUTH. THE BUS STOPS FOR 24MIN, THEN IT TRAVELS 210 KM SOUTH WITH AN AVERAGE VELOCITY OF 75 KM/H TO THE SOUTH. A. HOW LONG DOES THE TOTAL TRIP LAST? B.WHAT IS THE AVERAGE VELOCITY FOR ...
*September 5, 2007 by Susie*

**Physics**

A bus travels 280 km south along a straight path with an average velocity of 88 km/h to the south. The bus stops for 24 min. Then it travels 210 km south with an average velocity of 75 km/h to the south. how long does the total trip last? what is the average velocity for the ...
*September 8, 2010 by Jasmine*

**physics**

One afternoon, a couple walks five-eighths of the way around a circular lake, the radius of which is 1.45 km. They start at the west side of the lake and head due south to begin with. (a) What is the distance they travel?
*September 7, 2011 by kj*

**Math**

Would someone like to help me with these questions? Steps appreciated~ 1. If the diameter of a monster truck tire is 3.5 m and it makes one rotation every 5 seconds, how far does the tire roll in 1 minute? -------------------------------------- 2. At t=0 a car is due 2 km ...
*January 19, 2012 by Melinda*

**physics**

A 200-m-wide river flows due east at a uniform speed of 4.9 m/s. A boat with a speed of 9.0 m/s relative to the water leaves the south bank pointed in a direction 33o west of north. What is the (a) magnitude and (b) direction of the boat's velocity relative to the ground? Give...
*January 26, 2011 by jr*

**S.S.**

Which of the following was NOT a reason why there was less industrial development I the South than in the North? a. because of the rockiness of southern land made it difficult to develop railroads. b. because there was a lack of capital in the South. c. because agricultural ...
*March 7, 2014 by Amy*

**physics**

18)An airplane has to fly eastward to a destination 856 km away. If wind is blowing at 18.0 m/s northward and the air speed of the plane is 161 m/s, in what direction should the plane head to reach its destination? 6.42 degrees south of east 19)A 4400 kg can accelerate from 0-...
*March 31, 2008 by Jon*

**Physics**

What is the instantaneous acceleration (both magnitude and direction) due to the coriolis force on an object moving at 160 m s^-1 to the west located at 17 degrees south, 86 degrees west?
*March 5, 2010 by Krysten*

**Oceanography**

What is the instantaneous acceleration (both magnitude and direction) due to the coriolis force on an object moving at 160 m s^-1 to the west located at 17 degrees south, 86 degrees west?
*March 5, 2010 by Krysten*

**Physics**

What is the instantaneous acceleration(both magnitude and direction) due to the coriolis force on an object moving at 160 m/s to the west located at 17 degrees south, 86 degrees west?
*March 16, 2010 by Krysten*

**Physics**

You drive due east at 86km/h for 55min . Then you follow a road going 60 degrees south of east, going 99km/h for another 40min . Find your total displacement
*June 12, 2011 by Wykeena*

**Physics**

You drive due east at 81km/h for 54mins . Then you follow a road going 60 degrees south of east, going 91km/h for another 39mins . Find the x and y components of the displacement
*February 8, 2012 by Tiggie*

**Physics**

A pilot points his aircraft due easy, while wind blows from the south. If the resultant velocity of the aircraft is 44m/s 22 degrees [n] of [e], at what speed does the wind blow?
*October 4, 2014 by Sandara*

**physics (Right Hand Rule Question)**

A proton traveling due east in a region that contains only a magnetic field experiences a vertically upward force away from the surface of the earth. What is the direction of the magnetic field? a)North b)East c)South d)West e)Down I know I need to use the right hand rule to ...
*February 17, 2012 by Daniel*

**physics**

an airplane flies 200 km due west from city A and then 350 km in the direction of 32.0 degrees north of west from city B to city C. a) in a straight-line distance, how far is city c from city a? b) relative to city a, what direction is city c?
*August 31, 2011 by Anonymous*

**physics**

an airplane flies 200 km due west from city A and then 350 km in the direction of 32.0 degrees north of west from city B to city C. a) in a straight-line distance, how far is city c from city a? b) relative to city a, what direction is city c?
*August 31, 2011 by Anonymous*

**physics**

Consider the window (of area 0.68 m2) of an airplane. If the pressure inside the plane is atmospheric pressure, while the pressure outside is 31 % of Patm, find the force on the window. Ignore the velocity of the airplane (i.e., ignore Bernoulli’s effect).
*October 28, 2011 by Megan*

**math**

An iceberg breaks off from the Antarctic continent and floats due north at constant velocity/ It's latitude south decreases by 1 degree in 8 days. Taking the circumference of the earth to be 40 000km, calculate the speed of iceberg in ms^-1.
*June 17, 2011 by ivy*

**physics **

Landing with a speed of 78.3 m/s, and traveling due south, a jet comes to rest in 959 m. Assuming the jet slows with constant acceleration, find the magnitude and direction of its acceleration.
*August 29, 2012 by stoic-rider77*

**physics **

Landing with a speed of 78.3 m/s, and traveling due south, a jet comes to rest in 959 m. Assuming the jet slows with constant acceleration, find the magnitude and direction of its acceleration.
*August 30, 2012 by stoic-rider77*

**Physic 210**

you drive due east at 85km/h for 50min. then you follow a road going 60 degrees south of east, going 90km/h for another 30min. Find your total displacement.
*September 11, 2012 by Suyali*

**Math**

A model airplane is made on a scale of 1:128. A)what is the scale factor? b) if the airplane model has a wingspan of 30cm,what is the wingspan of the actual plane? use model over original
*April 2, 2014 by Cleopatra *

**algebra**

an airplane is flying at an altitude of 3200 feet. an air- traffic controller in the tower keeps constant track of the planes distance from the tower in X feet. express the horizontal distance from the tower to a point directly below the airplane,d, in terms of X.
*September 5, 2012 by amber*

**College Physics**

An airplane flies 200 km due west from city A to city B and then 240 km in the direction of 31.0° north of west from city B to city C. (a) In straight-line distance, how far is city C from city A? (b) Relative to city A, in what direction is city C?
*July 5, 2010 by Jane*

**Physics **

An airplane flies 200 km due west from city A to City B and them 300 km in the direction of 30.0 degrees north of west from city B to city C. In straight-line distance, how far is city C from city A? Relative to city A, in what direction is city C?
*September 20, 2009 by Brenden*

**Physics**

While traveling south on an expressway, a car traveling 60 mph (miles per hour) slows down to 30 mph in 12 minutes due to traffic conditions. Calculate the acceleration.
*June 13, 2013 by Isis*

**physics**

An airplane flies 200km due west from city A to city B and then 305km in the direction of 33.5 degrees north of west from city B to city C. a.) in straight-line distance, how far is city C from city A? b.) relative to city A,in what direction is city C? c.)Why is the answer ...
*January 28, 2013 by jane*

**physics**

An airplane flies 200 km due west from city A to city B and then 270 km in the direction of 31.0° north of west from city B to city C. (a) In straight-line distance, how far is city C from city A? (b) Relative to city A, in what direction is city C?
*September 13, 2012 by Dan*

**Math**

An airplane has a speed of 400 km/h with no wind. The airplane flies 2140 km with the wind. The airplane can only fly 1860 km against the wind in the same time. If w equals the speed of the wind, which equation would be used to find w? a) 2140/(w+400) = 1860/(w-400) b. 2140/(...
*January 10, 2012 by Jayson*

**physics**

A 42 mT magnetic field points due west. If a proton of kinetic energy 9x10E-12 J enters this field in an upward direction, find the magnetic force acting on the proton in magnitude and direction. What magnetic force would an electron experience due to Earth’s magnetic field if...
*July 27, 2014 by seanmarch58*

**Trigonometry law of cosine**

A plane is flying with an airspeed of 200 miles per hour and heading 150°. The wind currents are running at 30 miles per hour at 175° clockwise from due north. Use vectors to find the true course and ground speed of the plane. (Round your answers to the nearest ten for the ...
*April 7, 2014 by NEED HELP ASAP*

**Physics**

"An airplane is climbing at an angle of 15 degrees to the horizontal with the sun directly overhead. The shadow of the airplane is observed to be moving across the ground at 200 km/h. How long does it take for the plane to increase its altitude by 1000 m"? There was another ...
*July 6, 2010 by Stuck*

**Social Studies**

Through which four South American countries does the 20 degrees South line of latitude pass
*September 23, 2008 by Kaitlin*

**math**

On each flight an airplane is filled with 10 quart of oil for each planned hour of flying write an equation that can be used to determine the planned flying time, h, in hours, for an airplane filled with 13 quarts of oil
*February 14, 2014 by Anonymous*

**Vocabulary**

Wheels on this type of vehicle can retract a. a bicycle b. a station wagon c. an airplane d. a sailboat I feel like I should know the answer to this, but I'm not sure. It can't be a bicycle or a station wagon. So would it be an airplane or a sailboat?
*February 23, 2009 by Anonymous*

**Physics**

A bus travels 280 km south along a straight path with an average velocity of 88 km/hr to the south. The bus stops for 24 min, then it travels 210 km south with an average of 75 km/hr to the south. A. How long does the total trip last? B. What is the average velocity for the ...
*September 10, 2007 by Lindsay*

**maths **

A ship sailing on a course bearing 036 degrees is 5500 metres due south of a lighthouse.If the ship continues on this course,what is the closest distance the ship will come to the lighthouse?
*March 8, 2013 by Shane*

**Physics help!!**

A truck travels beneath an airplane that is moving 120 km/h at an angle of 24◦ to the ground. How fast must the truck travel to stay beneath the airplane? Answer in units of km/h What is the magnitude of the vertical component of the velocity of the plane? Answer in ...
*October 10, 2011 by Jem*

**budgeting**

George's car insurance comes due every six months. What is the best way to budget for this expense? A. He should wait for the premium notices to arrive and pay them from his current income. B. He should put the entire amount of the premium in a savings account the first time ...
*August 27, 2013 by Harli*

**Physics**

A small airplane has a speech of 200km/h with respect to the air. There is strong wind blowing at 77km/h at 23 north of east with respect to the Earth . A) in which direction should the plane head in order to land at an airport due north of its present location?B) what would ...
*October 1, 2013 by Maria*

**physics**

Noah wants to swim across a river 10 m wide, flowing from north to south. He swims so his velocity with respect to the river is 2 m/s due east, and the river moves at 4 m/s. How far downstream in m from his starting point will he reach the other side?
*June 22, 2013 by raja harishchandra*

**physics**

Noah wants to swim across a river 10 m wide, flowing from north to south. He swims so his velocity with respect to the river is 2 m/s due east, and the river moves at 4 m/s. How far downstream in m from his starting point will he reach the other side?
*June 22, 2013 by raja harishchandra*

**physics**

If an airplane propeller rotates at 1570 rev/min while the airplane flies at a speed of 333 km/h relative to the ground, what is the linear speed of a point on the tip of the propeller, at radius 1.97 m, as seen by (a) the pilot and (b) an observer on the ground? The plane's ...
*November 9, 2011 by kyle*

**math**

The cruising speed of a Boeing 767 in still air is 530 mph. Suppose that a 767 is cruising directly east when it encounters an 80 mph wind blowing 40 degrees south of west. Sketch the vectors for the velocities of the airplane and the wind. Express both vectors in ordered pair...
*February 17, 2014 by Connie*

**Physics ...... Science **

A small airplane has a speech of 200km/h with respect to the air. There is strong wind blowing at 77km/h at 23 north of east with respect to the Earth . A) in which direction should the plane head in order to land at an airport due north of its present location?B) what would ...
*September 30, 2013 by Maria*

**Physics**

A plane leaves Seattle, flies 85 mi at 22 degrees north of east, and then changes direction to 48 degrees south of east. After flying 115 mi in this new direction, the pilot must make an emergency landing on a field. The Seattle airport facility dispatches a rescue crew. ...
*September 12, 2012 by Jean*

**Physics**

A Cessna airplane can accelerate from rest to a ground speed of 78 knots in 29.8 s. What is the average acceleration of this airplane? I figured out that 78 knots is equal to 89.76 miles, 144.45 km, or 144,450 m. And I think the equation might be average=delta V over delta t. ...
*October 3, 2007 by Lindsay*

**Physic **

If a clock in an airplane is found to slow down by 5 parts in 1013, (i.e., ∆t/∆to = 1.0 + 5.0 × 10. −13), at what speed is the airplane traveling? (Hint: You might need to use an expansion for y) I am not sure which equation to use can someone please help me...
*August 23, 2012 by sara*

**science**

As you airplane taker off from an airstrip on the ground and rises 30,000 feet into the sky what happens to the air pressure on the outside of the airplane ? Answers are Air pressure decreases Air pressure increases Air pressure stays same more information is needed
*March 25, 2014 by snow*

**American history **

At the outset of the secessionist movement in the south, which state defeated the cooperation it's argument that the south should act as a unit?
*July 6, 2014 by Ell*

**Physics - Relative velocity**

A barge is heading directly across a river at35km/h while you are walking on the barge at 4km/h in the same direction as the barge is heading. The current is flowing downstream at 1.4km/h. a) What is your velocity relative to the shore? (7.6km/h) b) What would you velocity be ...
*August 9, 2010 by Shaila*

**geography**

The factor that is forcing many South Asians to move to cities is a. religious conflict in rural areas. b. the threat of landslides in coastal areas. c. lack of arable land due to a growing population. d. dry conditions in the Indo-Gangetic Plain C?
*April 8, 2010 by Maggie*

**physics**

Oasis B is a distance d = 9 km east of oasis A, along the x axis shown in the Figure. A confused camel, intending to walk directly from A to B instead walks a distance W1 = 20 km west of due south by angle θ1 = 15.0°. It then walks a distance W2 = 32 km due north. If it ...
*May 29, 2009 by jane*

**Physics **

Betty Bodycheck (mB = 60.0 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 46.3 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...
*October 8, 2012 by Raven*

**MATH**

TRAIN A, TRAVELING 70 MPH, LEAVES WESTFORD HEADING TOWARD EASTFORD 260 MILES AWAY. AT THE SAME TIME TRAIN B TRAVELING 60 MPH, LEAVES EASTFORD HEADING TOWARD WESTFORD. WHEN DO THE TWO TRAIN MEET? HOW FAR FROM EACH CITY DO THEY MEET? SHOW OR EXPLAIN HOW YOU GOT YOUR ANSWER.
*January 26, 2010 by ROSEMARY*

**budgeting**

George's car insurance comes due every six month. What is the best way to budget for this expense? A.He should wait for the premium notices to arrive and pay them from his current income. B.He should put the entire amount of the premium in a savings account the first time he ...
*October 3, 2011 by ciara*

**business**

Which should NOT be included as a heading in a chronological résumé? “Experience” if you only have one item to list under this heading “Education and Experience”, because these two items should be listed separately “Honors and Awards”, because these two items should be listed...
*February 21, 2012 by Anonymous*

**business**

Which should NOT be included as a heading in a chronological résumé? “Experience” if you only have one item to list under this heading “Education and Experience”, because these two items should be listed separately “Honors and Awards”, because these two items should be listed ...
*February 22, 2012 by Anonymous*

**Physics 12**

This came up on our test review for tomorrow, and I'm stumped! "A hockey puck of mass 0.51 kg is moving north across the ice with a speed of 32 m/s. If it is hit with a hockey stick so as to make it travel due west at the same speed, what is the magnitude of the impulse ...
*October 28, 2008 by solexgirl12*

**physics**

The displacement vector for a 15.0 second interval of a jet airplane's flight is (3150, −2430) m. (a) What is the magnitude of the average velocity? (b) At what angle, measured from the positive x axis, did the airplane fly during this time interval? Express the angle as...
*December 20, 2010 by calantha*

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