True, You climb a mountain and reach the top., Sounds travel like waves in the air., A sound can hit a wall or a mountain., An echo is a sound that bounces back., An echo is like a bouncing ball., You are a sound player., False, You yell "Hello!" in a loud voice., You hear the echo immediately., The sound disappears when it hits something., You throw a ball against a wall in the text.

Echo 3

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Y=i sound
Y=i sound
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完成句子
Spotlight 2 My letters 2
Spotlight 2 My letters 2
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匹配遊戲
Echo-questions, Small talk
Echo-questions, Small talk
由
隨機卡
Question words Fly high 2
Question words Fly high 2
由
測驗
Hypixle game Minecraft
Hypixle game Minecraft
由
隨機輪盤
Echo Questions
Echo Questions
由
隨機卡
Sound Waves
Sound Waves
由
匹配遊戲
Sound Waves QUIZ
Sound Waves QUIZ
由
測驗

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