Rates of Reaction
Review the essentials and check your understanding after your teacher’s explanation.
Make collisions count哪些碰撞能发生反应？
Connect reaction rate to collision frequency and collision energy.
Complete this core task when your teacher assigns the topic. Use the short recall cards before class.按老师指定的知识点完成网页预习，周内用提示卡回忆；不是整章预习。
Choose a topic
Measuring reaction rates
Measure change over time and interpret a reaction curve.
Collisions and exposed particles
Explain concentration, gas pressure and surface area using collisions.
Temperature and catalysts
Distinguish extra particle energy from a lower activation energy.
Investigating and evaluating rates
Choose a method, control variables and use evidence from graphs.
Printable worksheets
Guided Worksheet
4 lessons with teacher examples, partner practice and hint references.
Download DOCX ↓Printable hint cards
Use a card when you need a starting step, then return to the question. Chapter 10 cards are on pages 2–3 of the collection. Print the relevant pages and cut out the cards you need.
Download hint cards DOCX ↓