Riley, Peter D.

Changing sounds / by Peter Riley. - North Mankato, MN : Smart Apple Media, 2007. - 32p. : col. ill. ; 28 cm - Essential science .

Includes index.

Changing sounds -- What is sound? -- Sound on the move -- Sound waves -- Loud and quiet sounds -- The ear -- Quieten down -- Pitch of sounds -- Musical sounds -- Beating, scraping and plucking -- Wind instruments -- Speed of sound -- Can you remember the essentials?

ISBN: 9781599200231 (alk. paper)

LCCN: 2006036611

Subjects--Topical Terms:
Sound.
Sound-waves.

LC Class. No.: QC225.5 / .R549 2007

Dewey Class. No.: 534