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Answer:
Step-by-step explanation:
Q1. a. Liquids
b. Salt , Sugar
c. wood , paper
Q2. a. When light encounters transparent materials, almost all of it passes directly through them. Glass, for example, is transparent to all visible light. Translucent objects allow some light to travel through them
b. When one substance dissolves into another, a solution is formed. A solution is a homogeneous mixture consisting of a solute dissolved into a solvent . The solute is the substance that is being dissolved, while the solvent is the dissolving medium.
c. Miscible liquids are ones that can mix together – like water and ethanol. Immiscible liquids are ones that can't – like oil and water.
Q3. a. Boats are made from woods because wood float in water and prevent water from entering the boat. Wood is good choice for boats since Wood's weight per unit volume is low. Wood is also a workable material and easily available too