Read the information on sounds. Find out that sounds are vibrations and learn about pitch and loudness. Then try the activity and take the quiz.
How we hear
Watch this and use the special goggles to investigate different sounds with Proton the cat. Find out whether you can always hear an elephant and see what sound waves for different sounds look like.
Launch the game to help Mel get her voice back by leaning about sound.
Read about changing sounds. Then answer some questions and try to fill the blanks on the worksheet.
Physics week: Sound
Read about sound and a 'try this at home' task
Follow th eactivity instructions to find out about changing sounds. Then take a quiz.