Science(Sound)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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What is sound? | What is produced when object vibrate
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Give an example of sound made by vibrations | When you listen to music the diaphram of the speaker vibrates
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What is the reflection of sound? | When sound reflects off certain objects. An example is an echo
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What is the speed of sound in air? | 340 meters per second (340 ms-1)
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Give an example of how we know light travels faster than sound? | Thunder and lightning, we see the lightning before we hear the thunder
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Chimozukee
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