7Px 03 Paenga-Whāwhā 2013What we will do What we will learnPreliminaries and roll The importance of

starting wellIntroduce gravitation How the x-2 law and 2

drums can “weigh” the Earth

Link circular motion and gravitational force.

Why satellites are “weightless” despite gravity being strong there

Sing a new song The concepts in satellites

The prelim question on p80 The value of teamworkSet new HW and have HRT How to make good use

of time.

7 Physics Homework MarkingNo. of marks

What for

1 Having sketches and FULL working1 Neat presentation and down-page

format1 Answer underlined and units given1 Self marked and all correct –

eventually1 In on time and signed for (“This is

my own work”…….)Total A mark out of five that will contribute to

the “homework” grade in the reports

HW item Skills practiced Motion – TranslationalUnit 1 pages 53 – 56 (incl)Due pd 2, Wed 20 Mar 13

Revision of Y12 Mechanics

Motion – TranslationalUnit 2 pages 57 – 59 (incl)Due pd 4 Fri 22 Mar 13

Conservation of Momentum – in 1D and 2D

Motion – TranslationalUnit 3 pp 60 – 62 (incl)Due pd 1 Wed 27 Mar 13

Change of Momentum – in 1D and 2D (Vector Subtractions – and link with impulse)

Motion – TranslationalUnits 4 and 5 pp 64 – 69 (incl)Due pd 1 Thurs 04 Apl 13

Centre of mass and Conservation of Momentum

Motion – CircularUnits 1 and 2 pp 72-74 and 76 - 79(incl)Due pd 1 Thurs 04 Apl 13

Circular motion including conical pendulaVertical motion in a circle.