Podcast
Questions and Answers
What effect does an increase in surface area have on the rate of evaporation?
What effect does an increase in surface area have on the rate of evaporation?
- Increases the rate of evaporation (correct)
- Has no effect on the rate of evaporation
- Decreases the rate of evaporation
- Makes the water freeze
How does humidity affect the rate of evaporation?
How does humidity affect the rate of evaporation?
- Decreases the rate of evaporation (correct)
- Turns water into ice
- Has no effect on the rate of evaporation
- Increases the rate of evaporation
Which factor causes particles to move away with the wind, consequently decreasing the amount of water vapor in the surrounding?
Which factor causes particles to move away with the wind, consequently decreasing the amount of water vapor in the surrounding?
- Decrease in wind speed
- Increase in temperature
- Increase in humidity
- Increase in wind speed (correct)
In the given experiment, what happens to the rate of evaporation if the test tube with water is kept inside a cupboard or on a shelf in the classroom?
In the given experiment, what happens to the rate of evaporation if the test tube with water is kept inside a cupboard or on a shelf in the classroom?
What effect does evaporation have on the surroundings?
What effect does evaporation have on the surroundings?
In the experiment with acetone on the palm, why does the palm feel cool?
In the experiment with acetone on the palm, why does the palm feel cool?
Why do people sprinkle water on a hot roof or open ground after a sunny day?
Why do people sprinkle water on a hot roof or open ground after a sunny day?
Why is cotton preferred for summer clothing?
Why is cotton preferred for summer clothing?
What is the main difference between boiling and evaporation?
What is the main difference between boiling and evaporation?
How does evaporation contribute to cooling?
How does evaporation contribute to cooling?
Which factor does NOT affect the rate of evaporation?
Which factor does NOT affect the rate of evaporation?
Why can we smell perfume sitting several meters away?
Why can we smell perfume sitting several meters away?
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