AC9S2U02 Year 2 Science

This Content Descriptor from Year 2 Science provides the specific knowledge and skills students should learn. Use it to plan lessons, create learning sequences, and design assessments that align with the Australian Curriculum v9.

explore different actions to make sounds and how to make a variety of sounds, and recognise that sound energy causes objects to vibrate

Elaborations

• 1 building vocabulary for describing sound, such as loudness and pitch, and comparing sounds made by musical instruments
• 2 exploring different ways to produce sound using familiar objects and actions such as striking, blowing, scraping, plucking and shaking
• 3 exploring how traditional musical instruments used by First Nations Australians produce their characteristic sounds
• 4 exploring how voices have a unique sound by playing games such as guess the speaker
• 5 observing vibrations produced by a twanged ruler held on a desk and experimenting with different ways of holding or positioning the ruler to produce observably different vibrations and sounds
• 6 investigating how sound energy makes things vibrate such as when speaking, using tuning forks or observing music speakers
• 7 investigating which materials best muffle sound
• 8 designing and making instruments that produce different sounds, such as drums, rain makers, thongophones or box guitars
• 9 discussing situations in which they have heard echoes and exploring how humans with vision impairment and other animals such as dolphins and bats use echolocation to locate objects in their environments

Related Achievement Standards