A solid has a fixed shape and a fixed volume because the particles can move only a little. The particles vibrate back and forth but remain in their fixed positions. As a solid is heated, the particles vibrate faster and faster until they have enough energy to break away from their fixed positions.
By studying pictures and videos and what the teacher taught the whole class
Answer:
Maintaining eye contact, Using positive tone voice, and standing with a good posture.
Explanation:
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