Test your knowledge of sound by answering the questions below.
1. Name five things that sound can travel through.
2. What is the pitch of a note?
3. Al-Baraa rings a bell and then touches it with his hand. Why does the bell stop making a sound?
4. Which material do you think would be best for muffling sound? Plastic bag, stone or foam padding.
5. Sound can travel through water. True or False?
False because water you couldn't travel thought water
ReplyDeleteThink carefully about this Boston. When we go swimming next, see if you can hear anything underwater. Can you here other people talking? Can you hear the sounds people make when they are swimming? Then think about how fish and other animals that live in the ocean talk to each other.
DeleteSounds can travel through water because it vibrates.for e.g when we go inside the sea the waves smashes into us and even it lifts us up then when it gose behind you,you go down again.
ReplyDelete1. Sound travels through sound waves
ReplyDelete2. It means high or low
3. Because if you touch it stops the vibration
4. Mettle will work because it gives it a good vibration
5. Sound can actually travel through water actually any substance
Read question 1 again Al-Baraa: Name five things that sound can travel through.
DeleteWhen al-Baraa touches the bell it stops because when it vidrates and when he touches it,it stops viberating and if he takes his hand of it rings.
ReplyDeleteWhat about the other questions Assia?
DeleteSound can travel through doors, open windows, cabinets and cages.
ReplyDeletevolume
ReplyDeletesound waves
vibration
pich
high
low
Why the bell stoped because he put id hand on it and it stoped because the vibration stoped and the sound stoped that is why .
ReplyDeleteSound can travel through air and the sounds jumps on to the air waves all the way to your ears
ReplyDeletesond can travl fro er and wotr to be continud
ReplyDelete