Riddle me this Sister

Hello ladies and gents today we are talking about riddles.





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What is so delicate that saying its name breaks it?

Answer: silence

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What must take a bow before it can speak?

Answer: violin

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It stands upright and can be quite grand.
Its secret is not hidden but right at hand.
What is it?

Answer: piano

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When it comes to me, you go on red and stops on green. What am I?

Answer: watermelon

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What can you lose that will cause other people to lose theirs too?

Answer: temper

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And as always have a chilled day from the Viking.