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Questions and Answers
Which of the following is an example of an exothermic reaction?
Which of the following is an example of an exothermic reaction?
- Melting of ice
- Cooking an egg
- Burning of wood (correct)
- Photosynthesis
What is the function of an anemometer?
What is the function of an anemometer?
- Measuring water pressure
- Measuring humidity
- Measuring wind speed (correct)
- Measuring soil fertility
What is the most abundant gas in the Earth's atmosphere?
What is the most abundant gas in the Earth's atmosphere?
- Carbon dioxide
- Argon
- Nitrogen (correct)
- Oxygen
Flashcards
Exothermic Reaction
Exothermic Reaction
A reaction that releases energy in the form of heat and/or light.
Anemometer
Anemometer
An instrument used to measure wind speed.
Most Abundant Atmospheric Gas
Most Abundant Atmospheric Gas
Nitrogen accounts for approximately 78% of the Earth's atmosphere.
Study Notes
Chemistry
- An example of an exothermic reaction is a combustion reaction, where heat is released into the surroundings.
Meteorology
- An anemometer is a device that measures wind speed and direction.
Earth's Atmosphere
- The most abundant gas in the Earth's atmosphere is nitrogen (N2), making up approximately 78% of the atmosphere.
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