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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is heat?
💡 Hint: Think about how energy moves from hotter to colder objects.
Question 2
Easy
Name one way heat can be transferred.
💡 Hint: Consider the ways we feel warmth around us.
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 heat?
- Transfer of thermal energy
- A solid substance
- Cold energy
💡 Hint: Recall the basic definition of heat.
Question 2
True or False: Heat flows from a cooler object to a hotter object.
- True
- False
💡 Hint: Think about the direction in which heat flows.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A pot of water on a stove has an initial temperature of 20°C. If it takes 5 minutes to reach 80°C, what amount of heat is absorbed if the specific heat capacity of water is 4.18 J/g°C?
💡 Hint: Use the specific heat formula carefully.
Question 2
A metal block at 100°C is placed in 200 g of water at 20°C. What will be the final temperature of the system when thermal equilibrium is reached, given the specific heat capacities of the materials involved?
💡 Hint: Consider heat lost by metal equals heat gained by water!
Challenge and get performance evaluation