A. Read the questions carefully and choose the best answer. Write only the letters of your answers on another sheet of paper. 1. Which of the following correctly describes conductors? A. These are materials that only allow heat to pass through them. B. These are materials that only allow electricity to pass through them. C. These are materials that allow heat and electricity to pass through them. D. These are materials that do not allow heat and electricity to pass through them. 2. Which of the following correctly explains about insulators? A. These are materials that only allow heat to pass through them. B. These are materials that only allow electricity to pass through them. C. These are materials that allow heat and electricity to pass through them. D. These are materials that do not allow heat and electricity to pass through them. 3. Which of the following best explains why copper wires are used for electrical wiring? A. Coppers are widely used because they are insulators. B. Coppers are widely used because they are malleable. C. Coppers are widely used because they are opaque materials. D. Coppers are widely used because they are ductile and good conductors. 4. Black absorbs more light than color white. Which of these colors do you will absorb more heat? A. Both colors will absorb the same amount of heat. B. Color white will absorb more heat than color black. C. Color black will absorb more heat than color white. D. None of these colors will absorb any amount of heat. B. Give two examples of each of the following materials. Write your answers on another sheet of paper. think 5-6. Transparent materials 7-8. Translucent materials 9-10. Opaque materials​​