1. Which of the following objects will heat up first? A. hollow block C. plastic B. Oil D. water
2. Which of the following will have heat transfer? Two objects A. that are melting C. with different temperature B. that are freezing D. with the same temperature
3. Which of the following is not an effect of heat transfer? Change in A. composition C. temperature B. length D. volume
4. What will happen to the amount of electricity passing a high resistance wire? A doubled C. increased B. halved D. reduced
5. Which of the following household device produces heat? A. blender C. electric iron B. electric fan D. refrigerator
6. Which group is composed of insulators only? A. brass, gold, silver B. aluminum foils, iron nail, rubber C. glass, plastic, rubber D. leather, iron nails, pins
7. Which of the following is an insulator? A. pins B. scissors C. tissue D. thumbtacks
8. Why are cooking utensils usually made of metals? Because metals A. keep heat in C. are good heat insulators B. are good for keeping heat out D. are good conductors of heat
9. Why are wood used as handles for kitchen utensils? It is because wood A. transfers heat C. allows heat to pass through B. conducts heat D. does not allow heat to pass through
10. How can you tell if a material is a conductor? If it _ A. keeps heat in G. does not transfer heat through B. does not allow heat and them electricity to flow. D. allows heat or electricity to flow through
Uh umm kindly just type the sentence not the letters cause the letters got mixed up hehe
