Sound waves can travel through a vacuum. ______, True, False, Human ears can hear sounds above 20 000 Hz. ______, True, False, Very loud sounds can damage your ears. ______, True, False, Our vocal cords vibrate when we talk. ______, True, False, Sound waves come from light. ______, True, False, Frequency is measured in hertz (Hz). ______, True, False, Frequency tells us the pitch of a sound. ______, True, False, Sound waves can travel through different media such as solids, liquids, and gases. ______, True, False
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