Ch. 20-21: Waves and Sound Quiz
YOU MUST DO THIS TEST AND DO IT WELL TODAY......... 1. Understand that when wave can be sound, light, heat and electromagnetic. 2. You can have your notes & foldable nearby when taking this test. 3. Studying is necessary to pass any test. 4. Start studying now your notes every day from now till June 3rd, 2019. 5. This grade is going on quarter 3, so do a good job 6. When all else fails you THINK.
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