anemometer

Everyday

An anemometer is an instrument that measures how fast the wind is blowing. tree →

In the lessons

In science and geography lessons on weather, pupils make simple anemometers from paper cups and straws that spin in the wind; the faster they spin, the faster the wind. Weather stations use them. Wind speed may be in kilometres per hour, miles per hour or knots.

Examples

• We made an anemometer from paper cups. tree →
• The anemometer spins faster when the wind is strong. tree →
• The weather station has an anemometer on its roof. tree →
• Count how many times the anemometer turns in one minute. tree →
• The anemometer showed a wind speed of 30 kilometres per hour. tree →
• Sailors check the anemometer before going out. tree →

Note

Spelling and saying: an-e-MOM-e-ter. Starts with «an-», so «an anemometer». Related weather tools: thermometer (temperature), rain gauge (rain), barometer (air pressure), wind vane (wind direction).