Name __________________________________________________ Class _________________ Correct the following statements (by crossing out the incorrect part and fixing it above) AND explain either why each was incorrect on the lines below. 1. In the orthodontic wax lab, particles transferred from the flame, and down the wire towards the cooler end. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 2. When a substance is heated, its volume decreases. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 3. Temperature is a measure of the average potential energy of the particles in a substance. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 4. Heat energy always transfers from the cold place to the warm place. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 5. In the video Making Stuff Colder, heat from the hand transferred to the spoon and cold from the spoon transferred to the hand. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 6. The function of insulation is to speed up the movement of heat energy from one place to another. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 7. The method of heat movement that involves density is radiation. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 8. The phase change that occurs when a liquid turns to a solid is called condensation. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 9. In order for melting to occur, heat must be removed from the substance. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 10. Temperature is a characteristic property of matter, meaning it can be used to help identify a substance. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 11. If this diagram represented 3 layers of water: Cold water Room temperature water Hot water water Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________ 12. In the lunch box activity, a well-insulated lunch box saw a large change in temperature when put under the heat lamp. Explain. ______________________________________________________________________________________ _____________________________________________________________________________________________
