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Class 4 Science Chapter 4 Test 3

Welcome to your Class 4 Science Chapter 4 Test 3

1. 
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?
2. 
Zinc, mercury, chromium are the examples of _______ metals.
3. 
Matter consists of _______ particles.
4. 
The_______ are used to make cooking utensils.
5. 
Water, ice and steam all have different temperature. What is the order from coldest to hottest?
6. 
The metals usually have _______ density.
7. 
The object having more density than the density of water ___on/in water.
8. 
On the basis of density, metals are called ________________
9. 
Magnesium, aluminum and titanium are the examples of _______ metals.
10. 
The metals which are good conductors of electricity are used to make
11. 
Metals that allow electricity are _______ conductors of electricity.
12. 
The objects having less density than the density of water ____on/in water.
13. 
Two objects having equal volume but different mass, then which one has high density.
14. 
Electric wires can make from which of the following metals.
15. 
The metals which are ______conductors of heat are used to make cooking utensils.