NG TASK 1 ection: Encircle the letter of the correct answer. 1. A television converts electrical energy into 1. Light 2. Sound 3. Heat 4. Mechanical a. 1 and 2 only b. 2 and 3 only c. 1, 2, & 3 only d. all of the above 2. Energy can be converted from one form to another. Which of the following shows the energy conversions when a radio is turned on a. Electrical energy ► heat energy + light energy b. Kinetic energy light energy + heat energy c. Chemical energy light energy + heat energy d. Electrical energy sound energy + heat energy 3. Which of the following types of energy depends on the speed of a moving objects a. radiant energy b. kinetic energy c. chemical energy d. potential energy 4. An appliance X has the following energy change when in use. Electrical energy light energy heat energy sound energy What is appliance X? a. Refrigerator d. oven toaster b. television c. flat iron 5. Why is it necessary that energy from nature be converted into electricity? a. Electricity is safer to use than nature. b. Nature is the only source of energy. c. Electricity can be converted in one area only. d. Electricity cam be stored, distributed, and transmitted to far places.
