1. What do a diplodocus and a tower crane have in common?

2. 24 February, 2019
Moments
Objectives
Be able to describe what a moment is and be able to calculate moments.

3. Outcomes ALL be able to describe what a moment is
MOST be able to apply this to real life situations
SOME be able to apply mathematically

4. Moments 
A measure of the turning effect of a force

5. Moments 
The distance is the perpendicular distance – the shortest distance between the line of action of the force and the pivot

6. Context

8. News Story
Look at the following pictures and write a statement for the local radio news explaining what went wrong
October 2004
Roundstone, Co Galway, Ireland
There were no injuries
The police did not attend!

15. Look at the following pictures and write a statement for the local radio news explaining what went wrong

16. Mathematical Moments
Answer the questions on the sheet in pairs

17. Demonstrate 1 Write in words a description of what a moment is.
2 Describe how to change a lever to make it more effective.
3 If the Moment = 20Nm and the Load = 8N, what is the perpendicular distance from the pivot to the load?

18. What key question would you ask to find out whether someone has understood today’s lesson?