Topic Overview

What students will cover

This topic establishes the routines used throughout the year: accurate measurement, graphical description of motion, and careful interpretation of experimental data.

The lesson order moves from measurement technique into speed, acceleration, and motion graphs before ending with revision, assessment, and review.

Syllabus

CIE 0625 coverage in this topic

15 points across 5 lessons

Show details
1.1.1

Describe the use of rulers and measuring cylinders to find a length or a volume

1.1.2

Describe how to measure a variety of time intervals using clocks and digital timers

1.1.3

Determine an average value for a small distance and for a short interval of time by measuring multiples (including the period of oscillation of a pendulum)

1.1.4

Understand that a scalar quantity has magnitude (size) only and that a vector quantity has magnitude and direction

1.2.1

Define speed as distance travelled per unit time; recall and use the equation s v = t

1.2.2

Define velocity as speed in a given direction

1.2.3

Recall and use the equation total distance travelled average speed = total time taken

1.2.4

Sketch, plot and interpret distance–time and speed–time graphs

1.2.5

Determine, qualitatively, from given data or the shape of a distance–time graph or speed–time graph when an object is: (a) at rest (b) moving with constant speed (c) accelerating (d) decelerating

1.2.6

Calculate speed from the gradient of a straight-line section of a distance–time graph

1.2.7

Calculate the area under a speed–time graph to determine the distance travelled for motion with constant speed or constant acceleration

1.2.9

Define acceleration as change in velocity per unit time; recall and use the equation ∆v a = ∆t

1.2.10

Determine from given data or the shape of a speed–time graph when an object is moving with: (a) constant acceleration (b) changing acceleration

1.2.11

Calculate acceleration from the gradient of a speed–time graph

1.2.12

Know that a deceleration is a negative acceleration and use this in calculations

Lessons

Lesson sequence

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