Home of real teaching & learning
  • Full support for teachers
  • Focus on critical thinking
  • Engaging classroom activities
  • Integrated student eBook
  • Assessed tasks / qBank
  • Practice exam questions

The InThinking Guarantee: Our sites are written by expert practitioners and not by AI

See our AI policy

Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.

Don't miss out, find out!

Significant figures and scientific notation

The importance of significant figures and how to apply them correctly is covered along with the correct use of scientific notation. You may lose marks in your Scientific Investigation (and your Extended Essay, if it is in chemistry) through the incorrect use of significant figures. You can also lose marks in written answers in exams, particularly when the question specifically asks you to give the answer to the...

Help