Unit 1 - Activity 10 - Classifying Matter Worksheet PDF

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Download Unit 1 - Activity 10 - Classifying Matter Worksheet PDF

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SCH3U

Date: Classifying Matter

INSTRUCTIONS: -

Review your class notes and previously assigned worksheet “Chapter 1 - Observing Matter”. Complete the following questions.

1. a) Label the diagram below to describe the following changes: condensation, deposition, evaporation, freezing, melting, sublimation.

CONDENSATION -GAS TO LIQIUD

gas

Deposition is the phase transition in which gas transforms into solid without passing through the liquid phase EVAPORATION - LIQIUD TO GAS

liquid FREEZING - LIQUID TO SOILD MELTING- SOLID TO LIQUID SUBLIMATION - Sublimation is the transition of a substance directly from the solid to the gas state, without passing through the liquid state solid

b) Label your diagram with arrows to show the addition or removal of energy. 2. a) List three mixtures that you use frequently. b) Classify each mixture as either heterogeneous or homogeneous. 3. a) List three pure substances that you use frequently. b) Classify each substance as either an element or a compound. 4. You are given a mixture of wood chips, sand, coffee grounds and water. Describe a process that you could use to clean the water....