Science / Year 7 / Science as a Human Endeavour / Nature and development of science

Curriculum content descriptions

Scientific knowledge has changed peoples’ understanding of the world and is refined as new evidence becomes available (ACSHE119)

Elaborations
  • investigating how advances in telescopes and space probes have provided new evidence about space
  • researching different ideas used in the development of models of the solar system developed by scientists such as Copernicus, Khayyám and Galileo
  • researching developments in the understanding of astronomy, such as the predictions of eclipses and the calculation of the length of the solar year by Al‑Battani in the tenth century
ScOT terms

Evidence,  Paradigms,  Observations (Data)

Interactive

Syllabus bites: Solving world problems with biotechnology

This web page is designed to help students to understand the history of biotechnology and how it contributes to solving real-world problems such as disease and waste disposal.

Interactive

Science talk 2007: Adam Cawley

An interview with Adam Cawley, a chemist and scientist from the Royal Australian Chemical Institute, who is an expert in drug testing in sport. Adam talks to a teacher from Killara High School about working as a chemist, and the challenges in drug testing.

Interactive

In digestion

Follow the passage of food through the human body. Select foods and drinks and decide how to digest them. For example, choose to chew, to add saliva to the mouth or add gastric juices to the stomach. Watch how the body reacts to changes. Find out more about digestion along the way and answer questions.

Interactive

Energy chains: energy use

Select energy sources and energy converters to build energy chains to power appliances and vehicles. Examine how each energy converter in a chain loses some energy and reduces the energy available for use. For example, show that using a solar panel and an electric motor to drive a car delivers only 16% of the original ...

Interactive

Seasons

Control the motion of the Earth in its orbit around the Sun. Work out how the Earth’s orbit and the tilt of its axis determine seasons in the different hemispheres. Work out how the Earth’s orbit and the tilt of its axis determine day length in the different hemispheres. Examine the heating effect of the Sun. Compare seasons ...

Interactive

Chicken farming in the living world: Stage 4

Chickens are fascinating animals and provide students with an interesting subject matter to discuss the many aspects of our living world. This interactive course for students explores the question 'What scientific knowledge has influenced the current agricultural practices of the chicken meat industry?' and comprises a ...

Interactive

Science Talk 2007: Tim Entwistle

An interview and tour of the Royal Botanic Gardens of Sydney and its herbarium with Dr Tim Entwistle, a plant scientist and the NSW Government Botanist. Tim talks to a pre-service teacher from Macquarie University about his love of plants, in particular freshwater algae. In the herbarium we find out why it is so important ...

Interactive

Thermal comfort – sustainability action process (Years 7–10)

This thermal comfort learning resource will guide students through an extended school based investigation. Students will develop and implement a chosen sustainability action and then evaluate and reflect on their success and their learning.

Interactive

Syllabus bites: Electricity

This resource is designed to support science teachers in addressing concepts in electricity in the BOS NSW Syllabus for the Australian Curriculum in Science - Stage 3. Making decisions about the use of electricity is approached from an understanding of circuits, sources and sustainability.

Interactive

Aim to Sustain

Students identify and explore ways in which human activity can threaten biodiversity and the health of our planet. Students are encouraged to take positive action to promote sustainability. The four resources: Get the message, Help a habitat, Alien invaders and A world of difference include videos, SMART notebooks, worksheets ...

Interactive

Science under the microscope

A student-focused mobile web application that tests students? knowledge of the NSW Science curriculum. It will reuse videos and other components of 2010 Murder under the Microscope (Shockwave on the Shoreline) to provide a series of clues that unfold as the student answers science questions correctly. After receiving all ...

Interactive

experiMENTALS: Trumpet straw

This resource contains a materials and instruction list and brief explanation for students about the process of making a straw that can produce vibrations when blown through.

Interactive

Digestion Experiments

This resource consists of 3 sets of illustrated slides with voice over presenting detailed information and explanations of an experiment used to investigate the action of amylase on starch and the optimum pH for the action of protease on egg white protein. Results are provided and interpreted using tables and graphs. More ...

Interactive

Digestion Experiments 2

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand that enzymes work best at a specific pH. There is a two-question quiz and a summary slide.

Interactive

Circuit Diagrams

Students use this resource consisting of three slides with diagrams, written explanation and voice-over to understand how to draw simple circuits and the symbols used to represent them. There is a two-question quiz and a summary slide.

Interactive

experiMENTALS: ink chromatography

This resource contains a materials and instruction list and brief explanation for students about the process of separating ink mixtures using paper chromatography.

Interactive

experiMENTALS: Disappearing coin trick

This resource contains a materials, instructions and brief explanation for students about the process of rotating hands to make a coin seem to dislodge.

Interactive

DIY Lava Lamp

This resource contains lessons plans containing instructions and teachers' notes for an activity based on a chemical reaction that occurs when a soluble aspirin tablet dissolves and the fact that oil and water do not mix are used to create a model of a lava lamp. Students have fun while they learn about density of fluids. ...

Interactive

Aim to sustain: A world of difference

Students explore what is happening at an individual, community and global level and plan actions they will take. These may range from taking a quiz to sharing knowledge about being 'green' at home, through to planning a conference session to deliver to other students. The resource includes videos, SMART notebooks, worksheets ...

Interactive

Science Talk 2008

An online resource with interviews and master classes with many of Australia's prominent scientists. Interviews with eight scientists in areas of astronomy, marine biology, bio-chemistry related to medical research, chemistry related to materials science, astro-imaging, palaeontology, climate change science and psychology ...