Weather instruments & clouds
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1. On a sunny afternoon at the coast, land heats up faster than the sea, drawing cool air inland from the water. What is this breeze called: a sea breeze or a land breeze?
On a sunny afternoon at th… · Weather instruments & clouds 2. Which weather instrument measures the relative humidity (water vapour content) of the air: a hygrometer or an anemometer?
Which weather instrument m… · Weather instruments & clouds 3. Which weather instrument points into the wind to show the direction (N, S, E, W) from which the wind is blowing: a wind vane (weather vane) or a rain gauge?
Which weather instrument p… · Weather instruments & clouds 4. Which weather instrument measures air or water temperature in degrees Celsius (°C) or Fahrenheit (°F): a thermometer or a barometer?
Which weather instrument m… · Weather instruments & clouds 5. Which weather instrument measures atmospheric air pressure (helping meteorologists forecast approaching storms or fair weather): a barometer or a rain gauge?
Which weather instrument m… · Weather instruments & clouds 6. What causes a rainbow to appear in the sky when the Sun shines on falling raindrops: sunlight is refracted, reflected and dispersed into colours inside the water droplets, or clouds paint the sky?
What causes a rainbow to a… · Weather instruments & clouds 7. What are the low, flat, uniform grey cloud layers that cover the whole sky like a blanket and often bring light drizzle: stratus clouds or cirrus clouds?
What are the low, flat, un… · Weather instruments & clouds 8. Where should you place a rain gauge to get an accurate rainfall measurement: in an open area away from trees and building roofs, or directly under a tree?
Where should you place a r… · Weather instruments & clouds 9. Which weather instrument collects falling rain in a graduated cylinder to measure rainfall depth in millimetres (mm): a rain gauge or a wind vane?
Which weather instrument c… · Weather instruments & clouds 10. What tiny water droplets form on cool grass and leaves early in the morning when water vapour condenses on cold surfaces: dew or hail?
What tiny water droplets f… · Weather instruments & clouds 11. What causes the loud sound of thunder during a thunderstorm: lightning rapidly heats the air, causing it to expand explosively as a shock wave, or clouds bumping together?
What causes the loud sound… · Weather instruments & clouds 12. What scale from 0 (calm) to 12 (hurricane force) is used by sailors and weather observers to estimate wind speed from sea and land conditions: the Beaufort scale or the pH scale?
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