An airplane is flying at an altitude of 2,000 m with a speed of 216 m/s. What is the pressure of air outside the plane?
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Science
#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to

Science
2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? A. An airplane flying acroos the sky. B. A car traveling next to you at the same speed you are traveling. C. A car traveling next to you at

trigonometry
the pilot in an airplane observes the angle of depression of a light directly below his line of sight to be 30.4 degrees. a minute later, its angle of depression is 43.0 degrees. if he is flying horizontally in a straight course at the rate of 150 mph,

Calculus
A road running north to south crosses a road going east to west at the point P. Car A is driving north along the first road, and an airplane is flying east above the second road. At a particular time the car is 15 kilometers to the north of P and traveling

Science ~CHECK ANSWERS PLEASE~
#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to

Calculus
An airplane is flying in still air with an airspeed of 325 miles per hour. If it is climbing at an angle of 20°, find the rate at which it is gaining altitude.

algebra 2
A skydiver jumps from an airplane at an altitude of 2,500 ft. He falls under the force of gravity until he opens his parachute at an altitude of 1,000 ft. Approximately how long does the jumper fall before he opens his chute?

math
An airplane is flying from Montreal to Vancouver. The wind is blowing from the west at 60km/hour. The airplane flies at an airspeed of 750km/h and must stay on a heading of 65 degrees west of north. A) what heading should the pilot take to compensate for

science
If you were riding on a train, which of the following would look as if it is not moving? the conductor walking by you a building you are passing a flying bird

Calculus
Derivatives  chain rule An airplane, flying horizontally at an altitude of 1 mile, passes directly over an observer. If the constant speed of the airplane is 400 miles per hour, how fast is its distance from the observer increasing 45 seconds later? Hint:

Physics
An airplane dropping supplies to northern villages that are isolated by severe blizzards and cannot be reached by land vehicles. The airplane is flying at an altitude of 785m and at a constant horizontal velocity of 53.5 m/s. At what horizontal distance

Math
A plane was flying at an altitude of 30,000 feet when it began the descent toward the airport. The airplane descends at a rate of 850 feet per minute. a. What is the function rule that describes this situation? b. What is the altitude of the plane after it

math
an airplane is flying at a constant altitude of 28000 meters. when first seen to the east of the observer, the angle to the airplane is 71.5 degrees. after 73 seconds, the angle of elevation is 51.6 degrees. find the speed of the airplane.

math
An airplane is flying at an altitude of 4000 feet and descends at rate of 200 feet per minute. Determine whether the altitude is proportional to the number of minutes.

physics
An airplane is flying horizontally at a velocity of 50.0 m/s at an altitude of 125 m. It drops a package to observers on the ground below. Approximately how far will the package travel in the horizontal direction from the point that it was dropped

Math
An airplane is flying 100 km north and 185 km west of an airport. It is flying at a height of 7 km A) what is the straight long distance to the airport? B) what is the angle of elevation of the airplane, from the point of view of the airport?

geometry
an airplane is flying 75km south and 35 km west of an airport. It is flying at a heigh of 6 km A)what is the straightline distance to the airport? B)What is the angle of elevation of the airplane, from the point of of view of the airport?

Geometry trig ratio
An observer (o) spots a plane flying at a 55 degrees angle to his horizontal line of sight. if the plane is flying at an altitude of 21,000 ft, what is the distance (x) from the plane (p) to the observer (o)?

proportional relationship
An airplane is flying at an altitude of 4000 feet and descends at a rate of 200 feet per min. Determine whether the altitude is proportional to the # of min.

trigonometry
An airplane flying at an altitude of 5100 ft is 12000 feet from an airport. what is the angle of elevation of the plane? I don't know how to start the problem.

physics
After flying for 15 min in a wind blowing 42 km/h at an angle of 20° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?

Precalculus
An airplane is flying due west at a velocity of 100 m/s. The wind is blowing south at 5 m/s. a. Draw a labeled diagram of the situation. b. Find the resulting ground speed and bearing of the airplane?

Math
Flying to the wind, an airplane takes 4 hours to go 960 km. The same plane flying with the wind takes only 3 hours to make the same trip. Find the speed of the plane and the speed of the wind. I wasn't here for the lesson from my teacher but told me to ask

SOMEONE HELP PLEASE..DUE AT MIDNIGHT
Hot dogs and Hamburgers: 1.) The caterer for your class picnic charges $1 for each hotdog and $2 for each hamburger. You have $48 to spend. Write a model that shows the different numbers of hot dogs and hamburgers that you could purchase... 2.) Airplane

Math
An airplane flying into a headwind travels the 2800 mile flying distance between two cities in 4 hours and 40 minutes. On the return flight, the same distance is traveled in 4 hours. Find the air speed of the plane and the speed of the wind assuming that

Math (PreCalc)
An airplane is flying east at a constant altitude of 28,000 meters. When first seen to the east of an observer, the angle of elevation to the airplane is 71.5 degrees. After 73 seconds, the angle of elevation is 51.6 degrees. Find the speed of the

Trig application
I have been working on this problem but I am not sure I am doing it right. During takeoff an airplane's angle of ascent is 18 degrees and its speed is 275 feet per second. A. Find the plane's altitude after 1 minute. B. How long will it take for the plane

math
When an airplane leaves the runway, its angle of climb is 24° and its speed is 345 feet per second. How long will it take the plane to climb to an altitude of 10,000 feet? 16,000 feet? (Round your answers to one decimal place.) 10,000 ft = ? in s 16,000

PRECALCULUS
An airplane is flying at a speed of 250 mph at an altitude of 4 miles. The plane passes directly above a radar station at time t=0. Find the distance s between the plane and the radar station after 5 minutes.

Math
An airplane took off and reached an altitude of 10,000 feet in 25 minutes. How many feet per minute, on average, did the airplane climb?

math
A skydiver jumps from an airplane at an altitude of 2,500 ft. He falls under the force of gravity until he opens his parachute at an altitude of 1,000 ft. Approximately how long does the jumper fall before he opens his chute? h(t) = 16t2 + vt + h0 A. 2.4

calculus
Please answer. An airplane at an altitude of 3000m, flying horizontally at 300km/hr, passes directly over an observer. Find the rate at which it is approaching the observer when it is 5000m away.

math (altitude)
An airplane flying at an altitude of 31,000 feet descends at a rate of 1,200 feet per minute. If the plane descends for 15 minutes, what would its altitude be in feet?: * 13,000 23,000 18,000 21,000

calculus
An airplane flying west at 300 miles per hour goes over the control tower at noon, and a second airplane at the same altitude, flying north at 400 miles per hour, goes over the tower an hour later. How fast is the distance between the airplanes changing at

Physics
An airplane is flying above an observer standing on the ground. At the moment it passes overhead, the observer judges by its apparent size that the airplane’s altitude is 30,000 feet. It takes 50 seconds for the plane, moving in a straight, horizontal

Math
Two airplanes at 25,000 ft above the ground are flying toward the same airport.Airplane A is flying due south towards the airport at 200 miles per hour.At 10:00 AM Airplane A is 700 miles from the airport,and Airplane B is 925 miles from the airport.How

Algebra 2. Please Help Someone!!
an airplane's altitude is 100 feet as it descents for a landing on a runway whose touchdown is 5000 ft away. Let the xaxis represent the ground and the yaxis represent the airplane's altitude. What is the slope of the airplane's descent? What is the

physics grade 11 (vector)
An airplane is flying 400 km/h west. There is a wind blowing 100 km/h NE. What is the airplane's actual speed and heading?

algebra
An airplane was at a cruising altitude, then descended 3800 feet. If the airplane is at 28,000 feet now, what was the cruising altitude?

Physics
An airplane whose air speed is 600 mi/h is flying perpendicularly to jet stream whose speed relative to the Earth's surface is 100 mi/h. What is the airplane's speed relative to the Earth?

physics
An airplane is flying horizontally with a constant velocity of 170 m/s at an altitude of 4500 m when it drops a package. (a) How long does it take for the package to reach the ground? ___s (b) What is the distance between the airplane and the package when

physics
An airplane is flying horizontally with a constant velocity of 160 m/s at an altitude of 5400 m when it drops a package. How far ahead of the target along the x direction should the plane be when it releases the package?

Physics
You are flying in a light airplane spotting traffic for a radio station. Your flight carries you due east above a highway. Landmarks below tell you that your speed is 46.0 m/s relative to the ground and your air speed indicator also reads 46.0m/s. However,

physics
A cup of coffee is on a table in an airplane flying at a constant altitude and a constant velocity. The coefficient of static friction between the cup and the table is 0.18. Suddenly, the plane accelerates forward, its altitude remaining constant. What is

Physics
An airplane is flying at an altitude of 2,000 m with a speed of 216 m/s. What is the pressure of air outside the plane?

Physics
An airplane is flying at an altitude of 2,000 m with a speed of 216 m/s. What is the pressure of air outside the plane?

physics
An airplane is flying horizontally with a speed of 1000 km/hr (278 m/s) when it drops a payload. The payload hits the ground 37 s later. (Neglect air drag and the curvature of the Earth. Take g = 10 m/s2.) (a) At what altitude H is the airplane flying?

Physics
The modern Boeing 747 passenger jet airplane cruises at a speed up to 900 km/hr, at an altitude of 11,000 m. The cabin pressure is maintained equivalent to the atmospheric pressure at an altitude of 2,000 m. This is called the "cabin altitude". The

Math
An airplane flying an altitude of 34,000 ft descends at a rate of 25 ft per second. What is the height of the plane after 3 minutes?

Math
At an airport, a flight controller is in a tower 45m above the ground. She observes an airplane flying at a constant altitude at an angle of elevation of 14 degrees from her line of sight. Seven seconds later, the airplane flies directly overhead. If the

Calculus
Derivatives  chain rule An airplane, flying horizontally at an altitude of 1 mile, passes directly over an observer. If the constant speed of the airplane is 400 miles per hour, how fast is its distance from the observer increasing 45 seconds later? Hint:

Physical Science
an airplane is flying at 600km/h at an altitude of 2.0km. When the sound of the airplane's engines seems to someone on the ground to be coming from directly overhead, how far away is she from being directly below the airplane?

math
A new passenger airplane is flying from Vancouver heading overseas to Asia. The wind is blowing from the west at 90 km/h. The airplane is flying at a speed of 950 km/h and must stay on a heading of south 60 degrees west A) What heading should the pilot

Physics
A cup of coffee is sitting in an airplane flying at constant speed and altitude. Mu between cup and table is .36. The plane accelerates, maintaining constant altitude. What is the maximum acceleration that the plan can have without the cup sliding

trig
A passenger airplane flying at an altitude of 1.8 km starts its final airport approach by descending at an angle of depression of 6°. How far along the ground is the airplane from its landing point

Alaniz
An airplane is flying at an altitude of 4000 feet and descends at a rate of 200 ft./m determine whether the altitude is proportional to the number of minutes. Explain your reasoning?

Geometry
an airplane flying at an altitude of 10,000ft or 1.89 miles. The airport at which it is schooled to land is 50 mi away. Find the average angle at which the airplane must descent for landing round your answer to the nearest degree.

physics
An airplane is flying NW with a ground speed of 600 Km/h. If a 125 Km/h wind from the W suddenly hits the airplane, find the airplane's new speed and direction relative to the ground.

Calculus
An airplane is flying above an observer standing on the ground. At the moment it passes overhead, the observer judges by its apparent size that the airplane’s altitude is 30,000 feet. It takes 50 seconds for the plane, moving in a straight, horizontal

math
after take off an airplane is flying at a height of 8,000 feet above ground.It has traveled a distance of 10,000 feet from the airport.if sam was to spot under the airplane ,how far would he have to travel?

Math
A model airplane reaches a maximum altitude and then begin to descend at a constant rate in feet per second. After falling for 12 seconds, the model airplane has an altitude of 212 feet. After falling for 25 second, the model airplane’s altitude is 95

math
Two observers who are 5 km apart simultaneously sight a small airplane flying between them. One observer measures a 51.0degree inclination angle, while the other observer measures a 40.5degree inclination angle. At what altitude is the airplane flying?

math help pls
Two observers who are 5 km apart simultaneously sight a small airplane flying between them. One observer measures a 51.0degree inclination angle, while the other observer measures a 40.5degree inclination angle. At what altitude is the airplane flying?

Physics/Math
After flying for 15 min in a wind blowing 42 km/h at an angle of 30° south of east, an airplane pilot is over a town that is 50 km due north of the starting point. What is the speed of the airplane relative to the air? This is a vector equation. I would

calculus
an airplane is flying at an altitude of 6.7 miles towards a point directly over an observer. if the speed of the plane is 499 miles per hour, find the rate at which the angle of observation, Ɵ, changing by at the moment when the angle is 21 degrees.

Physics
An airplane is flying with a ground speed of 212 meters per second North encounters a wind at 10 meters per second East. What is the resultant speed of the airplane? What direction?

PHYSICS
An airplane is flying straight and level at a speed vo = 150 mph and with a constant time rate of increase of speed v' = 20 ft/s^2, when it starts to climb along a circular path with a radius of curvature p = 2000 ft. The airplane maintains v' constant for

tigonometry
the pilot in an airplane observes the angle of depression of a light directly below his line of sight to be 30.4 degrees. a minute later, its angle of depression is 43.0 degrees. if he is flying horizontally in a straight course at the rate of 150 mph,

physics
Calculate the ratio of the drag force on a passenger jet flying with a speed of 850 km/h at an altitude of 10 km to the drag force on a propdriven transport flying at threefifths the speed and half the altitude of the jet. At 10 km the density of air is

Algebra 1
An airplane was at a cruising altitude, then descended 3800 feet. If the airplane is at 20,000 feet now what was the cruising altitude?

PreCalc
An airplane is flying at a speed of 250 mph at an altitude of 4 miles. The plane passes directly above a radar station at time t = 0. What is the distance s between the plane and the radar station after four minutes?

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

physics
After flying for 15 min in a wind blowing 42 km/h at an angle of 20° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?

physics
After flying for 15 min in a wind blowing 42 km/h at an angle of 20° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?

Physics
After flying for 15 min in a wind blowing 42 km/h at an angle of 34° south of east, an airplane pilot is over a town that is 40 km due north of the starting point. What is the speed of the airplane relative to the air?

physics
After flying for 13 min in a wind blowing 44 km/h at an angle of 21° south of east, an airplane pilot is over a town that is 53 km due north of the starting point. What is the speed of the airplane relative to the air?

Physics
After flying for 15 min in a wind blowing 42 km/h at an angle of 28° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?

physics
After flying for 13 min in a wind blowing 37 km/h at an angle of 25° south of east, an airplane pilot is over a town that is 59 km due north of the starting point. What is the speed of the airplane relative to the air, in km/h?

Math
An airplane is flying at an altitude of 6 miles and passes directly over a radar antenna. When the plane is 10 miles away, the radar detects that the distance is changing at a rate of 240 mph. what is the speed of the plane? This is an implicit

math
Tia was flying her model airplane. It took the airplane 5 seconds to go 90 feet. What was the average rate of speed of the model airplane, in feet per second?

Physics  Energy
An airplane is flying with a speed of 250km/h at a height of 3610m above the ground. A parachutist whose mass is 75.2kg, jumps out of the airplane, opens the parachute and then lands on the ground with a speed of 3.75m/s . How much energy was dissipated on

Calculus
How would you solve this problem: An airplane is flying in still air with an airspeed of 240 mph. If it is climbing at an angle of 22 degrees, find the rate at which it is gaining altitude.

earth
If a person has a weight of 145 lb at sea level, by how much is their weight reduced when flying on an airplane at an altitude of 10700 m?

physics
If a person has a weight of 145 lb at sea level, by how much is their weight reduced when flying on an airplane at an altitude of 10700 m?

Math 11
An airplane is flying 100 km north and 185 km west of an airport. it is flying at a height of 7 km. A) what is the straightline distace to the airport? B) what is the angle of elevation of the airplane, from the point of view of the airport?

PHYSICS
an airplane flying due north with a speed relative to the ground of 300 km/hr. it then encounters a crosswind that is directed due east. of the resultant speed of the airplane is now 302 km/hr, how fast is the cross wind?

Math
An airplane is at an altitude of 10 km. You spot the airplane at an angle of 55 degrees . How far away Is the airplane directly from you? Give your answer to the nearest kilometre.

math
A plane is flying due east at 600 km/h at a constant altitude. From an observation point P on the ground, the plane is sighted on a bearing of 320◦. One minute later, the bearing of the plane is 75◦ and its angle of elevation is 25◦. Show that the

calculus
an airplane flying due east at 400 km/h pasess over an airport 12 minutes before a second plane flying south 30 degrees west at 500 km/h.if the airplanes are at the same altitude how fast will they by seprating when the seccong pane is over the

Physics
You are flying in a light airplane spotting traffic for a radio station. Your flight carries you due east above a highway. Landmarks below tell you that your speed is 46.0 m/s relative to the ground and your air speed indicator also reads 46.0m/s. However,

Calculusss ( pleassee someboddy heelp )
an airplane flying due east at 400 km/h pasess over an airport 12 minutes before a second plane flying south 30 degrees west at 500 km/h.if the airplanes are at the same altitude how fast will they by seprating when the seccong plane is over the

Math. Help Thanks!
Hot dogs and Hamburgers: 1.) The caterer for your class picnic charges $1 for each hotdog and $2 for each hamburger. You have $48 to spend. Write a model that shows the different numbers of hot dogs and hamburgers that you could purchase... 2.) Airplane

physics
Suppose an airplane is flying in air with a speed of u=100m/s . The wind is from the south west with a velocity of v= 70m/s what direction should the airplane head in order to fly directly north ( with respect to the ground)? Give the angle in degrees of

Math
Have you ever been on an airplane and heard the pilot say that the plane would be a little late because it would be flying into a strong headwind or that even though the plane was taking off a bit late, you would be making up time because you would be

calculus
An airplane in Australia is flying at a constant altitude of 2 miles and a constant speed of 600 miles per hour on a straight course that will take it directly over a kangaroo on the ground. How fast is the angle of elevation of the kangaroo's line of

math
An aircraft is flying in a straight line away from a person standing on the ground. The initial angle of elevation changes from 70 degrees to 30 degrees in 1 minute. What is the cruising speed of the aircraft if its altitude is 10,000 m?

Physics
Find the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person (1.5 m ) from an SR71 Blackbird airplane flying at an altitude of 26 km . (Assume light with a wavelength of 470 nm .) I got 570 mm which is wrong

Physics! another one i need help with
the velocity of the wind would be: (42km/h)cos(30)=36.37 After flying for 15 min in a wind blowing 42 km/h at an angle of 30° south of east, an airplane pilot is over a town that is 50 km due north of the starting point. What is the speed of the airplane

Math
an airplane is flying with an airspeed of 145 mph and a heading of 84.5 degrees. q wind of 24.6 omh is blowing at a heading of 68.4 degrees. find the ground speed and course of airplane

Trigonometry
An observer (0) spots a plane flying at a 55 degree angle to his horizontal line of sight.If the plane is flying at an altitude of 21,000 ft., what is the distance (x) from the plane (P) to the observer (0)