Balancing+act

7K Forces and their effects

Describe what balanced forces are. Recall what balanced forces can do. Explain what an elastic material is. Explain how a force meter works.
 * Objectives (what you will learn this lesson)**


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

> media type="file" key="ES7_Kd158_03ani.swf" width="640" height="480"
 * Activities**
 * 1) Learn about balanced and unbalanced forces
 * 1) Now answer the questions on [|What do forces do?]
 * 2) [|Build a forcemeter] and use it the measure the mass of the mystery object. See which group gets the closest to it's actual mass.
 * 3) Extension: Learn about [|climbing ropes] and answer the questions about them.

Review completed classwork / key term quiz
 * Summary**

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

Tutorials from [|Skoool.co.uk] on [|unbalanced] and [|balanced] forces Use this [|freezeray simulation] to balance the forces to control the movements of the moon lander
 * Extras**