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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 sub-atomic particle is negatively charged?
💡 Hint: Think about the charge that can cause static electricity.
Question 2
Easy
What is the main mass contributor in an atom?
💡 Hint: This particle is found in the nucleus.
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
Which particle was discovered by J.J. Thomson?
- Neutron
- Electron
- Proton
💡 Hint: Remember the contribution to early atomic theory.
Question 2
True or False: Protons carry a negative charge.
- True
- False
💡 Hint: Think about the balance between protons and electrons.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A neutral atom has 10 protons. How many electrons does it have, and what element is it?
💡 Hint: Remember the charge balance in neutral atoms.
Question 2
If an atom loses an electron, what happens to its overall charge? Explain the process.
💡 Hint: Consider the balance of charges.
Challenge and get performance evaluation