Question 1
How many miles per hour is \(1\) knot approximately equal to?
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\(1.15\,\mathrm{mph}\)
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\(0.15\,\mathrm{mph}\)
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\(1.00\,\mathrm{mph}\)
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\(2.15\,\mathrm{mph}\)
Question 2
What does cloud cover of \(0\) oktas mean?
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Clear sky
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Complete overcast
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Missing cloud data
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Fog recorded
Question 3
What does cloud cover of \(8\) oktas mean?
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Complete overcast
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Clear sky
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Trace cloud
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Missing cloud data
Question 4
What unit is used for cloud cover?
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Oktas
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Knots
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Hectopascals
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Decametres
Question 5
A gust is \(20\) knots. Using \(1\text{ knot}\approx1.15\,\mathrm{mph}\), its speed is...
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\(23\,\mathrm{mph}\)
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\(17.4\,\mathrm{mph}\)
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\(21.15\,\mathrm{mph}\)
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\(400\,\mathrm{mph}\)
Question 6
What is daily maximum gust?
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Highest instantaneous windspeed
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Highest hourly mean windspeed
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Twenty-four-hour mean windspeed
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Total daily wind distance
Question 7
Relative humidity above \(95\%\) is most associated with...
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Mist and fog
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Clear visibility
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Strong gusts
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Falling pressure
Question 8
What unit is used for daily maximum relative humidity?
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Percent
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Oktas
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Knots
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Hectopascals
Question 9
How is daily mean temperature recorded?
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Degrees Celsius to \(1\) decimal place
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Degrees Celsius to the nearest integer
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Kelvin to \(1\) decimal place
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Fahrenheit to the nearest integer
Question 10
Wind direction is measured relative to what?
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True north
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Magnetic north
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The nearest coastline
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The direction of travel
Question 11
Wind direction bearings are rounded to the nearest what?
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\(10^\circ\)
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\(1^\circ\)
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\(5^\circ\)
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\(90^\circ\)
Question 12
What unit is used for daily mean windspeed?
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Knots
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Miles per hour
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Metres per second
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Oktas
Question 13
What unit is used for daily total rainfall?
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Millimetres
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Centimetres
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Hectopascals
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Decametres
Question 14
How is daily total sunshine recorded?
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Hours to \(1\) decimal place
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Minutes to the nearest minute
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Oktas to the nearest eighth
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Percent to the nearest integer
Question 15
Which variables are recorded at overseas stations?
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Temperature, rainfall, windspeed, pressure
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Temperature, sunshine, visibility, pressure
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Rainfall, cloud, humidity, gusts
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Windspeed, sunshine, humidity, visibility
Question 16
What are the overseas Large Data Set locations?
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Beijing, Jacksonville and Perth
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Camborne, Hurn and Leuchars
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Heathrow, Leeming and Perth
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Beijing, Heathrow and Jacksonville
Question 17
Which list gives the five UK stations?
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Camborne, Heathrow, Hurn, Leeming and Leuchars
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Camborne, Heathrow, Beijing, Hurn and Leeming
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Heathrow, Hurn, Leeming, Jacksonville and Perth
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Camborne, Leuchars, Perth, Beijing and Hurn
Question 18
What does \(\mathrm{tr}\) mean in rainfall data?
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A trace amount of rain, less than \(0.05\,\mathrm{mm}\)
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Rainfall data not available
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Rainfall greater than \(10\,\mathrm{mm}\)
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A thunderstorm was recorded
Question 19
What does a wind-direction bearing identify?
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Where wind comes from
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Where wind travels towards
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Where the strongest gust faces
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Where the station lies from north
Question 20
Which bearing represents north-east?
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\(45^\circ\)
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\(90^\circ\)
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\(135^\circ\)
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\(315^\circ\)
Question 21
What unit is used for pressure?
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Hectopascals, \(\mathrm{hPa}\)
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Knots
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Oktas
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Millimetres
Question 22
Air at \(100\%\) relative humidity is...
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Saturated
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Dry
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At sea-level pressure
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At its daily maximum temperature
Question 23
What is the Beaufort scale used for?
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Categorising windspeed with numeric levels and descriptive terms
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Measuring pressure at sea level
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Recording rainfall below \(0.05\,\mathrm{mm}\)
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Converting visibility into cloud cover
Question 24
Which major weather event is relevant to the 1987 weather data?
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The Great Storm
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A prolonged heatwave
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Heavy snowfall
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A summer drought
Question 25
How is unavailable data shown for most variables?
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\(\mathrm{n/a}\)
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\(\mathrm{tr}\)
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\(0\)
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\(999\)
Question 26
Which cloud cover value is outside the usual scale?
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\(9\) oktas
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\(0\) oktas
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\(4\) oktas
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\(8\) oktas
Question 27
What unit is used for visibility?
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Decametres
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Metres per second
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Hectopascals
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Oktas
Question 28
Which of these is an inland UK station?
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Heathrow
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Camborne
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Hurn
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Leuchars
Question 29
Which location is in the Southern Hemisphere?
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Perth
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Beijing
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Jacksonville
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Leuchars
Question 30
Which UK station is furthest north?
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Leuchars
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Camborne
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Heathrow
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Hurn
Question 31
Which months are included in each data year?
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May to October
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January to June
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March to August
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July to December
Question 32
Which pair of years is used in the large data set?
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1987 and 2015
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1987 and 2005
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1997 and 2015
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2015 and 2016
Question 33
Which season is June to August in Perth?
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Winter
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Spring
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Summer
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Autumn
Question 34
In rainfall data, what do \(\mathrm{tr}\) and \(\mathrm{n/a}\) mean?
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Trace rain; no usable reading
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No reading; trace rain
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Zero rain; station closed
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Heavy rain; sensor fault
Question 35
Which UK weather station is in Cornwall?
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Camborne
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Hurn
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Leeming
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Leuchars
Question 36
Which UK weather station is in Dorset?
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Hurn
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Camborne
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Leeming
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Leuchars
Question 37
Which UK weather station is in North Yorkshire?
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Leeming
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Heathrow
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Hurn
-
Leuchars
Question 38
Which UK weather station is in Scotland?
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Leuchars
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Camborne
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Heathrow
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Hurn
Question 39
Which UK weather stations are on the coast?
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Camborne, Hurn and Leuchars
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Heathrow, Hurn and Leeming
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Camborne, Heathrow and Leeming
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Leeming, Heathrow and Leuchars
Question 40
Which variable in the large data set is measured in \(\mathrm{hPa}\)?
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Sea-level pressure
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Daily mean temperature
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Daily rainfall
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Daily sunshine