Year 5 Introduction to Sound

Sound is ________________.

• music

• a form of electrical energy

• a form of magnetic energy

• a form of energy made of vibrations

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How are sounds created?

• By our ears

• When an object vibrates

• When an object is heated

• By cooling

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__________ means to move back and forth quickly.

• Pitch

• Amplitude

• Vibration

• Echo

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When you talk your ______ vibrate.

• lips

• ears

• stomach

• vocal cords

Sound travels through the air as waves.

• True

• False

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_______ is the loudness or softness of a sound.

• Volume

• Vibration

• Echo

• Pitch

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What happens to the volume of a sound as the distance increases?

• The sound stays the same.

• The sound gets louder.

• The sound gets softer.

• It makes no difference.

In which of these places you cannot hear sounds?

• In the countryside

• Underwater

• Inside a house

• In space

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Why there is no sound in space?

• It is too far from Earth.

• The sound waves do not have anything to travel through.

• The temperature is too cold.

• Forces in space are too weak.

Which statement is true?

• Sound can move through solids, liquids or gases.

• Sound can move through empty space or through matter.

• Sound can move through solids and liquids but not through gases.

• Sound can move through liquids and gases but not through solids.

Tags

NGSS.MS-PS4-2

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