Lesson Y9-U03-L03

Why is the UK's Weather So Changeable? Quiz: KS3 Geography, Unit 15

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson Y9-U03-L03, Why is the UK's Weather So Changeable?: 20 multiple choice questions for the KS3 Geography (National Curriculum), Unit 15: Year 9: Weather, Climate and a Changing Atmosphere, written with Revision Ninja.

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The 20 questions

  1. What two main properties does an air mass acquire from its source region?

    • Temperature and moisture
    • Pressure and speed
    • Direction and volume
    • Height and density

  2. Which air mass forms over the warm Atlantic and brings warm, wet weather to the UK from the south-west?

    • Arctic Maritime.
    • Tropical Maritime.
    • Polar Continental.
    • Tropical Continental.

  3. Which air mass brings cold, dry winter spells to the UK from the east?

    • Polar Maritime.
    • Tropical Maritime.
    • Tropical Continental.
    • Polar Continental.

  4. Which air mass brings hot, dry summer heatwaves from the south?

    • Polar Maritime.
    • Polar Continental.
    • Tropical Continental.
    • Arctic Maritime.

  5. What term describes air masses that form over the sea and are very wet?

    • Maritime
    • Polar
    • Continental
    • Tropical

  6. Which air mass arrives from the Arctic to bring cold, wet weather and sometimes snow?

    • Polar Continental.
    • Tropical Maritime.
    • Arctic Maritime.
    • Tropical Continental.

  7. On a weather map, what name is given to a line joining places with equal air pressure?

    • Isobar
    • Isotherm
    • Contour line
    • Front

  8. On a synoptic chart, what do very closely spaced isobars indicate?

    • Heavy rain
    • High temperatures
    • Calm conditions
    • Strong winds

  9. Which type of weather is normally brought by an area of low pressure?

    • Hot and dry
    • Calm and sunny
    • Unsettled
    • Frosty

  10. What is the boundary called where two different air masses meet?

    • Trough
    • Front
    • Isobar
    • Equator

  11. Which synoptic chart feature is typically associated with a narrow band of rain?

    • Isobar
    • Anticyclone
    • High pressure
    • Front

  12. Why can the UK experience several different air masses in a single day?

    • Its desert boundary
    • Its landlocked position
    • Its crossroads location
    • Its polar ice cap

  13. What weather is most likely under a high-pressure zone with widely spaced isobars?

    • Unsettled
    • Cold and windy
    • Calm and dry
    • Stormy and wet

  14. What wind condition is expected near a deep low-pressure centre with tightly packed isobars?

    • Strong winds
    • Zero wind
    • Gentle breeze
    • Calm air

  15. What usually happens to temperature and visibility immediately after a cold front passes?

    • Milder and cloudier
    • Colder and clearer
    • Warmer and foggier
    • Hotter and stormier

  16. Which weather conditions are brought to the UK by an air mass from the Sahara?

    • Wet and windy
    • Frosty
    • Cold and snowy
    • Hot and dry

  17. Why can the UK experience sunshine, rain and cold snaps all within one day?

    • Tectonic activity
    • Passing air masses
    • Volcanic ash
    • Ocean currents

  18. Which ocean lies directly to the west of the UK?

    • Indian Ocean
    • Arctic Ocean
    • Atlantic Ocean
    • Pacific Ocean

  19. Which two main factors combine to make the weather in the UK so changeable?

    • Mountains and deserts
    • Volcanoes and rivers
    • Forests and glaciers
    • Location and ocean

  20. What term describes a low-pressure weather system that brings wind and rain to the UK?

    • Depression
    • Anticyclone
    • Heatwave
    • Drought

All KS3 Geography quizzes