ACTIVITY 3 True or False. Write True on the space provided before each number if the statement is correct and change the underlined word/s if it is wrong. 1. Energy is transferred through vibration of air particles or particles of a solid through which the sound travels. 2. Sound is produced when objects collide. 3. The energy from the sun is called Radiant Energy 4. The matters around us are made of very small particles that are constantly moving. 5. Heat is the measure of hotness or coldness of matter.