School Physics Forces Notes 7.  Fluids: pressure, upthrust, does an object float or sink?

HOME PAGE * SEARCH * UK KS3 level Science Quizzes for students aged ~13-14

UK GCSE level BiologyChemistryPhysics ~14-16 * Advanced pre-university Chemistry ~16-18

GCSE level physics exam revision notes all about forces Part 7

INDEX of revision notes for FORCES 7.

Pressure and upthrust in fluids (gases and liquids), why do objects float or sink? and variation of atmospheric pressure with height, uses of suction caps!

[Author © Dr Phil Brown PhD: Doc Brown's physics exam revision notes suitable for students of UK IGCSE & GCSE level physics courses, ~ US grades 9-10 physics [updated Mar 17th 2026 *]

 email doc brown: problems?, comments? query? * [privacy & cookies policies & disclaimer]


Sub-index for this section on pressure and upthrust in liquids

7.1 Weight - upthrust - why objects float or sink in a fluid

7.2 Some 'kitchen sink' experiments on density!

7.3 Other cases of floating versus sinking in fluids (gases or liquids)

7.4 Atmospheric pressure and variation with height


INDEX of all my physics notes on FORCES and MOTION

ALL my Physics Notes

Find your GCSE science course for more help links to revision notes

This is a BIG website, you need to take time to explore it [Website Search Box]

email doc brown

HOME PAGE of Doc Brown's Science

Basic Science Quizzes for UK KS3 science students aged ~12-14, ~US grades 6-8

BiologyChemistryPhysics for UK GCSE level students aged ~14-16, ~US grades 9-10

Advanced Level Chemistry for pre-university age ~16-18 ~US grades 11-12, K12 Honors


importance of pressure & upthrust in fluids in GCSE level physics, What you need to know about pressure & upthrust in fluids for GCSE level physics, Explaining the use of pressure & upthrust in fluids knowledge in GCSE level physics, Examples of pressure & upthrust in fluids explained when studying GCSE level physics, What is significant about pressure & upthrust in fluids, describing the theory of pressure & upthrust in fluids when studying GCSE level physics, revision notes for pressure & upthrust in fluids in exams, online exam help for pressure & upthrust in fluids, revision notes about pressure & upthrust in fluids, what do I need to learn about pressure & upthrust in fluids for by GCSE physics exam? help to understand the pressure & upthrust in fluids topic in preparation for GCSE physics exam question, how to prepare for questions involving pressure & upthrust in fluids in a GCSE physics examination? Revision notes on pressure & upthrust in fluids based on the syllabus-specifications for students taking IGCSE/GCSE level physics examinations, summary revision notes and key points on pressure & upthrust in fluids for students taking the AQA igcse/gcse physics notes on pressure & upthrust in fluids, Edexcel gcse physics notes on pressure & upthrust in fluids,  OCR 21st century GCSE physics notes on pressure & upthrust in fluids, OCR gateway GCSE physics notes on pressure & upthrust in fluids, WJEC gcse physics notes on pressure & upthrust in fluids, CCEA gcse physics notes on pressure & upthrust in fluids for students taking CIE Cambridge igcse physics, exam revision notes on pressure & upthrust in fluids, useful for US grade 9-10 physics courses


IGCSE AQA GCSE Physics Edexcel GCSE Physics OCR GCSE Gateway Science Physics OCR GCSE 21st Century Science Physics Doc Brown's school physics revision notes: GCSE physics, IGCSE physics, O level physics,  ~US grades 8, 9 and 10 school science courses or equivalent for ~14-16 year old students of physics

SITEMAP Website content © Dr Phil Brown 2000+. All copyrights reserved on Doc Brown's physics revision notes, images, quizzes, worksheets etc. Copying of website material is NOT permitted. Exam revision summaries and references to GCSE science course specifications are unofficial.

TOP OF PAGE and sub-index