Download a sample Online Exam with 2 sample questions

Explore epistemology and alternative ways of knowing, for example the development of navigation.
We look at how different ways of knowing were important in the development of new knowledge, using navigation as the context. Designed for the NEW NESA course, Science Extension.
Empirical, Intuitive, Deductive. Philosophy of knowing

Demonstrates video motion analysis using smartphone and explains a complex acceleration question, but applying M1 physics knowledge.

Explores scientific experimental design in the context of an exam question. Clarifies Independent, dependent, control variables in novel context

Applies and explores the concepts of Newton's law, action-reaction force pairs and net force on a train down a slope by exploring two physics questions

Explains how an understanding of torque can be applied to a complex real situation. Modelled and measured in this video

Explores laws of motion (SUVAT equations) applied to a drone launcher operating in Africa delivering medical supplies

Applies force and acceleration to a truck stopping in an emergency arrestor bed.

Discusses universal application of physics laws - remembering Newton's 3rd law even in novel contexts. Assists with a common misconception and encourages a "physics" conceptualisation of the universality of the laws.

Momentum and impulse - datalogger to measure F-t, explores concepts in the context of an exam question in Physics

Shows how to measure the correlation between two ordinal variables. May be useful for your Research Project.

Explains and demonstrates a T TEST with a work-along spreadsheet activity.

Explains how to make/use ray diagrams to find images and their properties. Demonstrates a "compare" style question

Explores large data sets in the context of science and indigenous knowledge using historical photos for scientific modelling and remediation using cultural burning by indigenous scientists. Provides some general frameworks for "evaluate" questions in exams

Explains the correlations coefficient and how to do an regression analysis to evaluate data as evidence. Pearson's correlation coefficient.

Explores a model - looking at a physical, functional model of pandemic spread.

Explains beat frequencies, the physics of how they arise and how we use them to tune instruments. Demonstrates in the context of an examination question.

Discusses utility and nuances in modelling in science in the context of invasive weed modelling in an exam question

Explains resonance and links this to music, electron orbits and towing a load in a box trailer

Explores forces on a parachute while opening and the utility of qualitative observations in scientific investigations in the context of an exam question

A work-along video to help you understand and perform Ch-Squared tests in the context of goldfish behaviour

Understand why we use statistical tests in Science Extension and which test to use when!
chi-squared, t-test, f-test, Pearson's correlation, Spearman's correlation

Focussed on Working Scientifically Skills - in the context of designing an experiment, the graphing results and using the gradient to infer a value. Discusses exam technique to maximise marks per minute

Explore force between two parallel current carrying wires in the context of an exam question

Explores and explains gas laws in the context of a challenging question, synthesising Avogadro's law with the effect of temperature on pressure.

Explores series and parallel circuits and the understanding needed to make predictions about circuit behaviour.

How to interrogate a model, such as Ohm's law, to predict outcomes in new situations

Combines circular motion and projectile motion in the context of examination question.

Discusses validity and reliability - addresses common misconception about reliability -in the context of an exam question

Applies advanced mechanics skills to the analysis of the highly elliptical orbit of star S2 at the centre of the Milky Way using PHET and TRACKER to obtain data

Digs deep into common misconceptions - especially around Newton's revolution. Untangles velocity and acceleration and show how at v=0, there can be acceleration. Applied to a question about a basketball shot.

Explores interpreting data and features of graphing

Explore the issues when choosing appropriate samples of humans for a scientific study

Helps with the confusion about centripetal force and gravitational force, applying these to find properties of a satellite's orbit.

Explains how to apply Newton's laws to designing Earthquake resistant buildings

Interprets experimental data of gas exchange relating to photosynthesis in the context of an exam question

Demonstrates electromagnetic braking applied to electric vehicles, gravity batteries provided real data obtained and analysed in the context of an examination style question

Relates velocity and distance travelled to P and S waves to triangular origin in the context of an exam question

Demonstrates typical grid transmission towers large and street level and explains the physics of the energy loss and savings from high voltages.

Demonstrates how electromagnetic braking is applied in a real context, explains how to synthesise Yr11 circuits with a Yr 12 application

Demonstrates the Doppler shift with an indigenous instrument

Explains how EM braking arises and the consequences for an object falling under g. Applied to carnival ride. Applies right hand push rule

Explores reliability and accuracy and addresses the common misconception that "more readings makes you experiment more reliable"

Visual abstracts, interpreting visual data in science in the context of an exam question

Synthesis of photoelectric effect and electrostatics explained in context of examination style question

Demonstrates thin-wire interference of a laser pointer, applied to a HSC style exam question

explores astrology and debunking pseudoscience in the context of an exam question and a scientific investigation

A synthesis of orbital speed, angular velocity and wave properties applied to a photograph in an examination style question

Spurious correlations and establishing causation are explored in the context of an exam question