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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the SI unit of power?
💡 Hint: Think about the unit related to energy consumption per time.
Question 2
Easy
If an appliance operates at 100 W for 1 hour, how much energy does it consume?
💡 Hint: Use the formula E = Pt with time in hours.
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 is electric power measured in?
- Volts
- Amperes
- Watts
💡 Hint: Think of the unit for power.
Question 2
Electric energy is calculated as power multiplied by what?
💡 Hint: Remember the formula E = Pt.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A 2000 W electric kettle takes 10 minutes to boil water. How much energy is consumed in kilojoules?
💡 Hint: Convert time from minutes to seconds to ensure units match.
Question 2
If a device operates at 500 W for 4 hours, how many kilowatt-hours does it consume?
💡 Hint: Remember to convert hours into Wh for the final answer.
Challenge and get performance evaluation