Gravitation and Floatation: Physics Foundation for Class 9 and NTSE — PickAClass
⏱ 2h 36m 📚 26 lessons 🎧 Audio version

Gravitation and Floatation: Physics Foundation for Class 9 and NTSE

Master the core concepts of gravity, thrust, pressure, and Archimedes' principle to excel in Class 9 physics exams and competitive NTSE evaluations.

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About this course

Understanding the forces that govern the cosmos and the behavior of objects in fluids is essential for mastering school physics and competitive exams. This course simplifies complex physical laws into clear, readable explanations that build your confidence from the ground up. By reading through our structured lessons and working through targeted practice problems, you will develop a deep intuitive grasp of gravitational mechanics and fluid dynamics, preparing you to tackle any exam question with ease. What you'll learn: - Understand the Universal Law of Gravitation and how to calculate gravitational force. - Differentiate between mass and weight, and analyze how gravity varies at different locations. - Apply the equations of motion to freely falling bodies under the influence of gravity. - Master the concepts of thrust, pressure, and buoyancy in fluids. - Explain Archimedes' principle and calculate the relative density of various substances. - Solve conceptual and numerical problems typical of Class 9 exams and competitive NTSE assessments. The course begins with foundational definitions of force, gravity, and fluids, guiding you step-by-step through mathematical derivations and real-world scenarios. You will progress from basic terminology to advanced problem-solving techniques through comprehensive text-based explanations and written exercises. This course is designed for Class 9 students, NTSE aspirants, and anyone seeking a solid foundation in introductory physics. No prior advanced physics knowledge is required. Start reading today to build a flawless foundation in gravitation and floatation.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 36m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Gravitation and Floatation: Physics Foundation for Class 9 and NTSE
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Gravitation and Floatation: Physics Foundation for Class 9 and NTSE
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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