Year 1 · Science · Science understanding
AC9S1U02
describe daily and seasonal changes in the environment and explore how these changes affect everyday life
The content description above is Australian Curriculum, Assessment and Reporting Authority (ACARA)’s own wording, reproduced unmodified from the Australian Curriculum v9.0, read in August 2026, and licensed CC BY 4.0.
© Australian Curriculum, Assessment and Reporting Authority (ACARA) 2010 to present, unless otherwise indicated. This material was downloaded from the Australian Curriculum website and was not modified. ACARA does not endorse this product and is not affiliated with it.
Taught alongside it
The rest of Science understanding in Year 1.
The same idea, year by year
Where AC9S1U02 comes from and where it goes, for a student working below or above Year 1.
- Foundation YearAC9SFU01observe external features of plants and animals and describe ways they can be grouped based on these features
- Foundation YearAC9SFU02describe how objects move and how factors including their size, shape or material influence their movement
- Foundation YearAC9SFU03recognise that objects can be composed of different materials and describe the observable properties of those materials
- Year 2AC9S2U01recognise Earth is a planet in the solar system and identify patterns in the changing position of the sun, moon, planets and stars in the sky
- Year 2AC9S2U02explore different actions to make sounds and how to make a variety of sounds, and recognise that sound energy causes objects to vibrate
- Year 2AC9S2U03recognise that materials can be changed physically without changing their material composition and explore the effect of different actions on materials including bending, twisting, stretching and breaking into smaller pieces
Planning against AC9S1U02?
Daily Work Pad reads codes like this one out of your forward plan and carries them onto your lessons and worksheets. The pilot is invite-only for now.