Name:________________________________________________________________ Block: _______

Heat Review/Study Guide

1. Define the following terms:

   1. Heat: the transfer of energy between objects at different temperatures

   2. Temperature:

   3. Thermal energy:

2. Temperature scales:

   1. What is the SI scale?

   2. What is the lowest possible temperature and why?

   3. Why does temperature remain constant during a phase change like melting?

   4. What temperature does water boil at?

   5. At which temperature does water freeze?

3. States of matter:

   1. Which state of matter has the least amount of energy?

   2. Which state of matter has the most?

   3. What does it mean to melt? Be specific! Describe what is happening to the particles

   4. Look at the following graphs, label the phase change occurring during them.

• Where on the graphs is there no change in temperature and why? Be specific! Describe what is happening to the particles.

1. Thermal energy:

   1. What is the SI unit of thermal energy?

   2. Which has more thermal energy?

• What changes the amount of thermal energy?

1. Heat:

   1. Define

      1. Conduction

      2. Convection

      3. Radiation

   2. Label the types of heat

Answer key