At room temperature and pressure (r.t.p), copper is a solid. In solids, particles are in fixed positions, vibrating about their mean positions, and arranged in a regular lattice structure.

Break down complex topics into smaller, manageable chunks for easier recall.

Zambia

• Joseph Soko – 108 pts

• Distance of A Straight Line
• Mid-point of A Line
• Equation of a Straight Line
• Parallel and Perpendicular Lines
• COMMUNICATION SYSTEMS