PPL Navigation 01

The solar system

1 / 14

When does the spring equinox occur in the Northern Hemisphere?

2 / 14

When does the autumn equinox occur in the Northern Hemisphere?

3 / 14

The earth rotates around the Sun in a(n) __(1)__ direction and its plane of orbit around the Sun is called the __(2)__.

4 / 14

The Earth rotates around its North/South axis in a(n) ...... direction.

5 / 14

In the Northern Hemisphere, where is the sun during the winter solstice?

6 / 14

When does winter solstice occur in the Northern Hemisphere?

7 / 14

What's the Earth's inclination to the normal of its orbital plane?

8 / 14

What governs the change of the seasons?

9 / 14

What is the Earth's inclination (tilt) to its orbital plane?

10 / 14

What is the direction in which the Sun appears to cross?

11 / 14

In the Northern Hemisphere, where is the Sun during the summer solstice ?

12 / 14

When does summer solstice occur in the Northern Hemisphere?

13 / 14

Refer to a country in Europe. In which season is the Earth the farthest from the Sun?

14 / 14

Refer to a country in Europe. In which season is the Earth the closest to the Sun?

The Earth

1 / 18

Longitudes are labelled as __(1)__ and __(2)__, and they are measured from the __(3)__ and their maximum is at 180 degrees.

2 / 18

Evaluate the following statements: 1. In order to fly a great circle (disregard meridians and equator), the aircraft track must be altered regularly. 2. A great circle is the longest route between two points.

3 / 18

Evaluate the following statements: 1. A great circle is always showing the shortest distance between two points. 2. Following a great circle the track of the airplane should not be altered as it cuts all meridians at the same angle.

4 / 18

Where is the Antarctic Circle found?

5 / 18

Latitudes are labelled as __(1)__ and __(2)__, and they are measured from the __(3)__ and their maximum is at 90 degrees.

6 / 18

Evaluate the following statements: 1. During position giving the longitude precedes the latitude. 2. For a precise position giving one can use only minutes of arc.

7 / 18

Where is the Tropic of Cancer located?

8 / 18

Evaluate the following statements: 1. Flying a rhumb line, the aircraft direction is constant. 2. The Equator and the parallels of latitudes are rhumb lines.

9 / 18

Where is the Artic Circle found?

10 / 18

Which of the following describes a small circle?

11 / 18

Evaluate the following statements: 1. During position giving the latitude precedes longitude. 2. For a precise position giving one can use seconds of arc.

12 / 18

Evaluate the following statements: 1. Following a rhumb line, the track should be altered. 2. The Equator and meridians are rhumb lines.

13 / 18

Which of the following describes a rhumb line?

14 / 18

Evaluate the following statements: 1. The Equator is a rhumb line and a great circle too. 2. Rhumb lines are nearer to the Equator, small circles are nearer to the poles.

15 / 18

Where is the Tropic of Capricorn found?

16 / 18

Evaluate the following statements: 1. The Equator is a rhumb line, but not a great circle. 2. The rhumb lines are nearer to the poles, great circles are nearer to the Equator.

17 / 18

In calculating the difference of longitudes, the same sides like east-east are __(1)__, and the different sides like west-east are __(2)__.

18 / 18

Which of the following describes a great circle?

Time and time conversions

1 / 20

Which of the following options affects apparent time?

2 / 20

A meridian is located west from the __(1)__, so the UTC will be __(2)__ than the Local Mean Time at that meridian.

3 / 20

Evaluate the following statements: 1. During calculating the LMT, the latitude is unimportant. 2. The Sun travels 30° in an hour.

4 / 20

The International date line lies on __(1)__ and is a __(2)__ line.

5 / 20

What is the meaning of LMT?

6 / 20

Evaluate the following statements: 1. The sun sets and rises at the same LMT on the same parallel of longitude. 2. Sunset occurs when the Sun's upper edge appears above the horizon.

7 / 20

How many degrees should the center of the Sun be below the horizon, during civil twilight?

8 / 20

What affects sunrise and sunset?

9 / 20

Where are the Standard Times published?

10 / 20

Who nominates the Standard Time?

11 / 20

Evaluate the following statements: 1. The rate of change of local mean time is constant. 2. The rate of change of apparent solar time varies throughout the year.

12 / 20

What does UTC mean?

13 / 20

Evaluate the following statements: 1. Sunrise occurs when the upper edge of the Sun sinks below the horizon. 2. Sunset and sunrise occur at the same LMT on the same parallel of latitude.

14 / 20

Which of the times is practically the same as UTC?

15 / 20

Evaluate the following statements: 1. During LMT calculations, we consider the Sun to travel 15° in an hour. 2. Considering LMT, we should only need the longitude to calculate.

16 / 20

Evaluate the following statements: 1. Sunsets and sunrises are occurring at different LMT on the same parallel of latitude. 2. Sunset occurs when the Sun's upper edge sinks below the horizon.

17 / 20

Evaluate the following statements: 1. Sunrise occurs when the upper edge of the Sun appears above the horizon. 2. Sunsets and sunrises occur at the same LMT on the same parallel of latitude.

18 / 20

Evaluate the following statements: 1. Apparent time has a constant value. 2. Local mean time is not constant at all.

19 / 20

A meridian is located East from the __(1)__, so UTC will be __(2)__ than the Local Mean Time at that meridian.

20 / 20

Evaluate the following statements: 1. The magnetic poles are not perfectly opposite to each other. 2. Equal variation values are joined by an agonic line.

Directions

1 / 15

Evaluate the following statements: 1. With a freely suspended compass, the directions are shown in magnetic. 2. The magnetic North and South are not perfectly aligned with each other.

2 / 15

Variation is between the True and Magnetic North, it is labelled as __(1)__, and it has a maximum of __(2)__, and the reference is __(3)__.

3 / 15

Compass deviation can be __(1)__ and it is referenced to __(2)__.

4 / 15

What is the name of the line which joins points of zero magnetic variations?

5 / 15

Evaluate the following statements: 1. When measuring on a map, the directions are magnetic. 2. For true directions the references are the geographic poles, through which the axis of the Earth runs.

6 / 15

What is the difference between Magnetic North and True North?

7 / 15

What causes Earth's magnetism?

8 / 15

Evaluate the following statements: 1. When measuring on a map, the directions are true. 2. For true directions the references are the magnetic poles.

9 / 15

What difference can be found between the Magnetic North and Compass North?

10 / 15

Evaluate the following statements: 1. The difference between True and Magnetic North is called variation. 2. The True and Magnetic poles are at the same location.

11 / 15

Evaluate the following statements: 1. The line joining the zero variation values is called the 'agonic line'. 2. The magnetic poles are perfectly aligned with each other.

12 / 15

Evaluate the following statements: 1. Compass North and Magnetic North are the same. 2. Compass deviation is being applied due to the aircraft's own magnetic field.

13 / 15

Evaluate the following statements: 1. True north and magnetic north are not located at the same position. 2. Compass deviation is being applied due to the Earth's own magnetic field.

14 / 15

Evaluate the following statements: 1. The difference between the True and Magnetic North is called deviation. 2. The True and Magnetic poles are not at the same location.

15 / 15

What is the name of the line which joins points of equal magnetic variations?

Distance

1 / 16

How many feet (ft) is in one nautical mile (NM)?

2 / 16

What is 1 minute of latitude equal to?

3 / 16

How many miles is 1 minute of longitude at the Equator?

4 / 16

One degree of latitude is equal to:

5 / 16

A route segment of 120 NM is flown. How much is it in kilometers approximately?

6 / 16

How much is one feet (ft) in metres (m)?

7 / 16

What happens to the distance represented by one minute of longitude as you move closer to the poles?

8 / 16

How many kilometres (km) is the circumference of the Earth?

9 / 16

How much is one nautical mile (NM) in kilometres (km)?

10 / 16

How many nautical miles (NM) is equivalent to one minute of latitude?

11 / 16

How many feet (ft) is one metre (m)?

12 / 16

What happens to the distance represented by one minute of latitude as you move closer to the equator?

13 / 16

How many feet (ft) is one statue mile (SM)?

14 / 16

How many feet (ft) is a kilometre (km)?

15 / 16

At the equator, how many nautical miles does one degree of longitude represent?

16 / 16

How many nautical miles is one degree of latitude difference along a meridian?