AC9S2U02 Year 2 Science

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

Elaborations

• • Elaboration building vocabulary for describing sound, such as loudness and pitch, and comparing sounds made by musical instruments
• • Elaboration exploring different ways to produce sound using familiar objects and actions such as striking, blowing, scraping, plucking and shaking
• • Elaboration exploring how traditional musical instruments used by First Nations Australians produce their characteristic sounds
• • Elaboration exploring how voices have a unique sound by playing games such as guess the speaker
• • Elaboration 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
• • Elaboration investigating how sound energy makes things vibrate such as when speaking, using tuning forks or observing music speakers
• • Elaboration investigating which materials best muffle sound

Show 2 more elaborations

• • Elaboration designing and making instruments that produce different sounds, such as drums, rain makers, thongophones or box guitars
• • Elaboration 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