Chapter 2- Atmospheric Pressure

Question 1

42.4.2
State the meteorological units of pressure used in;
(a) Australia;

Answer 1

.

Question 2

42.4.2

State the meteorological units of pressure used in; (b) USA.

Answer 2

.

Question 3

42.4.4

Calculate pressure lapse rates given temperatures and pressure levels.

Answer 3

.

Question 4

42.4.6

State the average pressure lapse rate in the lower troposphere.

Answer 4

.

Question 5

42.4.8 Define the following pressure systems, and state the direction of circulation around the systems in both hemispheres: anticyclone (or ‘high’);

Answer 5

.

Question 6

42.4.8 Define the following pressure systems, and state the direction of circulation around the systems in both hemispheres: depression (or “low”);

Answer 6

.

Question 7

42.4.8 Define the following pressure systems, and state the direction of circulation around the systems in both hemispheres: ridge of high pressure;

Answer 7

.

Question 8

42.4.8 Define the following pressure systems, and state the direction of circulation around the systems in both hemispheres: trough of low pressure;

Answer 8

.

Question 9

42.4.8 Define the following pressure systems, and state the direction of circulation around the systems in both hemispheres: col.

Answer 9

.

Question 10

42.4.10
Describe the meteorological conditions commonly associated with and explain the causes of, in both hemispheres: anticyclone (or “high”);

Answer 10

.

Question 11

42.4.10
Describe the meteorological conditions commonly associated with and explain the causes of, in both hemispheres: depression (or “low”);

Answer 11

.

Question 12

42.4.10
Describe the meteorological conditions commonly associated with and explain the causes of, in both hemispheres: ridge of high pressure;

Answer 12

.

Question 13

42.4.10
Describe the meteorological conditions commonly associated with and explain the causes of, in both hemispheres: trough of low pressure;

Answer 13

.

Question 14

42.4.10

Describe the meteorological conditions commonly associated with and explain the causes of, in both hemispheres: col.

Answer 14

.

Question 15

42.4.12
With respect to the semi-diurnal variation of pressure:
describe the process;

Answer 15

.

Question 16

42.4.12

With respect to the semi-diurnal variation of pressure: explain the cause(s) of the semi-diurnal variation of pressure;

Answer 16

.

Question 17

42.4.12
With respect to the semi-diurnal variation of pressure: state the latitudes where the semi-diurnal variation of pressure is most evident.

Answer 17

.

Question 18

42.4.14

Explain the cause of pressure gradient and the factors that determine its strength.

Answer 18

.

Question 19

42.4.16

Describe the relationship between pressure gradient, isobars and wind speed.

Answer 19

.

Question 20

42.4.18

State the conditions on which the International Standard Atmosphere (ISA) is based.

Answer 20

.

Question 21

42.4.20

Explain the importance and application of the ISA to aviation.

Answer 21

.

Question 22

42.4.22

State the temperature and pressure lapse rates in the: (a) ISA

Answer 22

.

Question 23

42.4.22

State the temperature and pressure lapse rates in the: (b) Jet Standard Atmosphere.

Answer 23

.

Question 24

42.4.24

Convert ISA temperature at altitude to °C ambient and vice versa.

Answer 24

.