1999198
Description
Flashcards by ellie.tidy, updated more than 1 year ago
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Created by ellie.tidy
about 9 years ago
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| Question | Answer |
| What is climate? | The overall pattern of weather |
| What is weather? | The day to day variation in characteristics such as temperature and fainfall |
| What kind of climate does the UK have? | Temperate |
| What is air pressure? | The weight of air pressing down on us on the Earth's surface |
| What is air pressure measured in? | Millibars |
| What standard pressure? | 1012 millibars |
| What does high pressure mean? | Air is sinking |
| What does low pressure mean? | Air is rising |
| What does high pressure bring? | Dry and calm weather |
| What weather does low pressure bring? | Wet and windy weather |
| How is air pressure shown on a weather map? | Black lines called isobars |
| Name the 3 types of rainfall | 1. Convectional rainfall 2. Relief rainfall 3. Frontal rainfall |
| Why is there more rainfall in the West and North of the UK? | Because there are mountainous areas to the West side of the UK |
| What is weather like in the North East of the UK? | - Mild summers - Cold winters - Dry |
| What is the weather like in the South East of the UK? | - Warm summers - Cold winters -Dry |
| What is the weather like in the South West of the UK? | - Warm summers - Mild winters - Wet |
| What is the weather like in the North West of the UK? | - Mild summers - Mild winters - Wet |
| What are the three main factors affecting climate? | 1. Latitude 2. Altitude 3. Pressure and winds |
| What is latitude? | The distance from the Equator |
| What is altitude? | How high/low land is to the sea |
| When does a depression form? | When cold air meets warm air |
| What is the wedge of a) cold air and b) warm air, called? | a) Cold sector b) Warm sector |
| Does the warm air and cold air mix? | No, the warm air and cold air only MEET. |
| What are cirrus clouds? | High-level wispy clouds |
| What are cumulonimbus clouds? | Tall clouds |
| What are stratus clouds? | Flat layered clouds |
| How are cold fronts shown on weather maps? | Triangles |
| How are warm fronts shown on weather maps? | Semi circles |
| What are anticyclones? | High pressure systems |
| What does high pressure bring in WINTER? | 1. Clear skies 2. Low temperatures 3. Light winds 4. Frost |
| What does high pressure bring in SUMMER? | 1) Clear skies 2) High temperatures 3) Light winds 4) Heat waves |
| What is extreme weather? | Weather that can bring chaos and is usually unexpected or severe |
| Give examples of extreme weather | Extreme winds Heat waves Flooding Droughts Heavy snow |
| Give examples of extreme weather in the UK | 2003 - Heat wave (2000 people died) 2004 - Boscastle flooding 2005 - Dry period |
| Give evidence that the weather is becoming more extreme | 1) Number of floods has increased since the 1960s 2) Climate models show an increase in frequency of extreme events |
| GLOUCESTERSHIRE FLOODING (UK) CASE STUDY: When? | July 2007 |
| GLOUCESTERSHIRE FLOODING (UK) CASE STUDY: How long did it rain for? | 24 hours |
| GLOUCESTERSHIRE FLOODING (UK) CASE STUDY: Which river flooded? | River Severn |
| GLOUCESTERSHIRE FLOODING (UK) CASE STUDY: Effects? | - 3 people dead - 5000 homes flooded - 2000 people evacuated - 40 000 homes without power |
| GLOUCESTERSHIRE FLOODING (UK) CASE STUDY: Economic impacts? | - Damage to roads cost £25million - Cost local water company £25million |
| What evidence is there for climate change? | - Global temperatures increasing - Glacier retreat - Arctic ice cover - Ice core samples - Early springs |
| What is the Greenhouse Effect? | Sun radiates down and reflects on the Earth, but is unable to escape to Space and instead gets trapped by the Ozone layer on Earth. This heats up the Earth |
| List some of the greenhouse gases | - Methane - Carbon monoxide - Sulfur - Carbon dioxide |
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