Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is evaporation?
💡 Hint: Think about how puddles disappear on a sunny day.
Question 2
Easy
Name one factor that affects evaporation.
💡 Hint: What happens to molecules when it's hot?
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What happens to the rate of evaporation when temperature increases?
- A. It decreases
- B. It stays the same
- C. It increases
💡 Hint: Think about how hot water evaporates faster than cold.
Question 2
True or False: Increased humidity always speeds up evaporation.
- True
- False
💡 Hint: Consider how it feels on a humid day and how that affects drying.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A scientist observes that a puddle of water dries up faster in the afternoon than in the morning. Analyze the factors involved and explain your reasoning.
💡 Hint: Consider the impact of the sun and temperatures at different times of the day.
Question 2
Calculate the time it would take for 100 mL of water to evaporate under a temperature of 40°C, humidity of 30%, and wind speed of 20 km/h compared to 20°C, 60% humidity, and calm winds.
💡 Hint: Use your understanding of temperature, humidity, and wind to compare the two scenarios.
Challenge and get performance evaluation