Class 4 Science Chapter 4 Test 3 Welcome to your Class 4 Science Chapter 4 Test 3 1. The objects having less density than the density of water ____on/in water. Sink Float Dive None of these 2. The floating and sinking of object depends on their _____. Mass Density Kinetic energy Potential energy 3. The metals which are ______conductors of heat are used to make cooking utensils. Good Bad No Zero 4. Electric wires can make from which of the following metals. Copper Aluminum Silver All of these 5. Which of these groups is the correct example of the three states of matter? Snow, rain, cloud Dew, Rain, Water vapors Snow, Cloud, Steam Rain, Water vapors, cloud 6. Put two spoons made of steel and wood in a cup of hot water. After few minutes the steel spoon become hot whereas, the wooden spoon does not become hot, what does it show? The steel became hot soon in the presence of wood Metal is a better conductor of heat than wood Wood is better conductor of heat than metal Metal heats the water quickly than wood. 7. The object having more density than the density of water ___on/in water. Sink Float Dive None of these 8. Which one of these has the most volume? Book Pencil Eraser Cricket bat 9. Zinc, mercury, chromium are the examples of _______ metals. Heavy metals Light metals Both a & b None of these 10. Magnesium, aluminum and titanium are the examples of _______ metals. Heavy metals Light metals Both a & b None of these 11. The metals usually have _______ density. Less More Equal No 12. The_______ are used to make cooking utensils. Metals Non metals Wood Glass 13. Matter consists of _______ particles. Large Tiny Both a & b None of these 14. Two objects having equal volume but different mass, then which one has high density. High mass Low mass Equal mass None of these 15. Metals that allow heat are _______ conductors of heat. Good Bad No Less Time is Up! Time's up
