EVAPORATION By: Dr. Tahseen Ismail EVAPORATION Evaporation means the free escape of vapours from the surface of a liquid below its boiling point. It is a slow process that…

1. AgendaBell work • Pass in Lab Reports• Notes: Change of Phase • States of Matter Phet Simulation• Define Specific Heat Capacity • Distinguish between High and…

1. Warm-Up What is matter? Matter is anything that has mass and takes up space. Which of the following sets of measurements are more precise? 2.74 cm 2.743 cm 102.3 g 102…

Slide 1Energy around/in us Let’s make science teaching better… Ludányi Lajos Slide 2 Does Chemistry & Physics have a future? Slide 3 Why don’t students like these…

1. Warm-up  Are these examples of evaporation? Wet floor is left to dry up. Feeling cool under air-conditioner. Ironing wet clothes to dry them. 2. Warm-up Do you think…

1. • Boiling & Condensation • Melting & Solidification • Evaporation THERMAL PROPERTIES OF MATTER 2. POTENTIAL ENERGY 3. CHANGES OF STATE 4. Learning Objectives…

1. Thermal Properties of Matter • Boiling & Condensation • Melting & Solidification • Evaporation 2. Potential Energy 3. CHANGES OF STATE 4. Learning Objectives…

1. CHANGE OF STATE 2. SOLID ENERGY < COHESION LIQUID ENERGY = COHESION GAS ENERGY > COHESION MELTING BOILING VAPORIZATION FREEZING CONDENSATION SUBLIMATION DEPOSITION…

Slide 1 Phase Changes Any time the state of matter changes, intermolecular forces are “created or destroyed” This requires energy (think temperature or pressure). Slide…

Slide 1 Chapter 10 Heat Transfer and Change of Phase Slide 2 Conduction Heat transfer through material by atoms & electrons colliding inside the object being heated Solids…