English National Curriculum - Science
Mission Objectives
Describe how pressure in a liquid increases with depth and density
Calculate pressure in liquids using the correct formula
Explain real-life applications and phenomena involving pressure in liquids
Save files related to this lesson
Words and meanings to learn
upthrust
the upward force exerted by a fluid (liquid or gas) on an object that is submerged in it
mass
amount of matter in an object, measured in kilograms
pressure
the force applied per unit area, measured in pascals (Pa)
float
an object floats in a fluid when the upthrust is equal to or greater than the object's weight
density
mass per unit volume of a substance
Sarah is a former headteacher and charity CEO who founded Developing Experts in October 2015 with the goal to create a fit-for-purpose curriculum for schools. The company has created a science curriculum for children ages 4-16 which is delivered through sequenced lessons mapped against the National Curriculum in biology, chemistry, and physics. Developing Expert's innovative approach to learning has already been road-tested and voted 'best EdTech product in Europe', winning Tech Nation’s Rising Stars earlier in 2019 and a place on Google for Startups Immersion program 2020. In 2022 Developing Experts won the BETT Awards for Best Classroom Resource - Teaching Aid. Sarah is a 'LDC Top 50 Most Ambitious Business Leader' 2022. In October 2022 Developing Experts joined Tech Nation's Upscale 8.0 programme.
Sarah is delighted to be working with over 6500 UK schools and clients such as the Royal Horticulture Society, Network Rail, Rolls Royce, BEIS, National Nuclear Labs, Anglian Water and the Ministry of Defence.
Sarah was awarded an MBE for her services to tech and education in 2020.
Samantha is a dedicated and accomplished science educator with over 15 years of leadership experience in the field, coupled with a strong background in scientific analysis. She has a proven track record of strategically managing educational departments, driving operational efficiencies, and nurturing collaborative relationships with stakeholders.
Samantha previously served as the Head of Chemistry and Sixth Form Tutor, Ilkley Grammar School, Ilkley with extensive Key Stage 4 and 5 teaching experience and leadership. In addition to her teaching and leadership roles, she is also an examiner for AQA, providing her with valuable insight into assessment standards and exam specifications.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket, where she's enthusiastically honing her skills both on and off the pitch!
Upthrust practical: Newton meter, 100g masses, 2 elastic bands to hang mass from Newton meter, large beaker, water
Depth and pressure demo: 2 litre clear plastic bottle with holes and filled with water and plugged with blue tack.
Optional - laser pointer.
Expert film
Mission assignment film
Address
Developing Experts Limited
Exchange Street Buildings
35-37 Exchange Street
Norwich
NR2 1DP
UK
Phone
01603 273515
Email
[email protected]
Copyright 2025 Developing Experts, All rights reserved.
Unlock expert-designed lessons, resources, and assessments tailored for educators. No credit card required.
Claim Your Free Trial →