Hi both, I've found information on shells absorbing water - although none of the shells increased in mass (this year), some just lost more than others in a non-monotonic way. Water absorption is something to talk about as well as how the reaction...
Spearman Rank CorrelationHi Mariya, you should check out this section https://thinkib.net/ess/page/50651/assessment-from-2026 where we have a...
Topic 1 Test - Introduction to Paper 2 Part BWe buy the exam pack each year from the Follett IB store and have the IB Questionbank.
End of Year 1 ExamHi Zoe - Where is a good place to access those past papers you reference above? TIA
End of Year 1 ExamGoing to try this activity for 6.2/6.3: Students are assigned one fact sheet of their choice from https://www.ipcc.ch/report/ar6/wg2/about/factsheets/...
6.2 Climate Change - Causes and Impacts ActivitiesHello! Can you please provide a link to the Google slides? Thank you for all of your incredible work for this course :) Jessica
2.1 Biotic Interactions ReviewHi Zoe, I hope you’re doing well! I wanted to ask if there are any additional assessments in InThinking ESS—particularly ones that include a resource booklet for different cities or real-world case contexts. My students are trying to make stronger...
Topic 1 Test - Introduction to Paper 2 Part BIn the text it says below 78°C, but I believe this should be below -78°C
6.4 HL Polar Stratospheric Ozone DepletionI read something about shells absorbing water which can interfere with the expected trend. I'll see if I can find that.
Spearman Rank Correlation
Mariya
Hi Zoe, we are currently looking at systems diagrams in topic 2. Could you maybe provide me with some questions that I could give my students so they can practice their descriptive and writing abilities? Thanks.
Topic 2 Ecology Activities