The+need+for+speed

7K Forces and their effects

Describe what is meant by speed, and recall the units for speed. Describe how the stopping distance of a car depends on speed. Recall some of the factors that affect the stopping distance of a car. Interpret simple distance–time graphs.
 * Objectives (what you will learn this lesson)**


 * Starter**
 * Review completed work
 * Key term quiz

> media type="file" key="ES7_Ke161_02ani.swf" width="640" height="480" > media type="file" key="ES7_Ke161_03ani.swf" width="640" height="480"
 * Activities**
 * 1) Discuss what speed is and how we calculate it (or view the skoool tutorial - see below)
 * 2) Copy and complete the example speed calculations your teacher writes on the board
 * 3) Answer Q1-3 from p160-1 of Exploring Science 7
 * 4) Learn about distance-time graphs
 * 1) Learn about acceleration
 * 1) Answer Q4 from p160-1 of Exploring Science 7
 * 2) Label and print off the [|distance-time graphs]
 * 3) Extension: Find out about and analyse the data on [|stopping distances]
 * 4) Extension: Investigate a factor that affects the speed on an object

Review completed classwork / key term quiz
 * Summary**

Complete the gapfill on [|The need for speed]. Either copy and complete in your exercise book or print it off when you are done.
 * Homework**

Tutorials from [|Skoool.co.uk] on [|measuring speed] you can use the [|simulation] to help you practise calculations.
 * Extras**