Practice Activity 12.4 - 12.4.1 | 12. Some Natural Phenomena | CBSE 8 Science
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What materials do you need to build a simple electroscope?

💡 Hint: Think about common household items.

Question 2

Easy

What does an electroscope detect?

💡 Hint: Consider the context of electricity.

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 an electroscope used for?

  • To measure weight
  • To detect electric charge
  • To generate electricity

💡 Hint: Think about what kind of experiments we did.

Question 2

True or False: Electroscopes can determine the type of charge an object has.

  • True
  • False

💡 Hint: Recall our discussion about the properties of charges.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You created an electroscope that showed signs of charge when tested. Describe the steps you would take to determine if an uncharged object could induce a charge in the electroscope without direct contact.

💡 Hint: Think about how charges interact without touching.

Question 2

Explain how electric currents relate to static charges in terms of real-life applications, such as in powering homes or appliances.

💡 Hint: Consider how batteries work or how electricity flows through wires.

Challenge and get performance evaluation