NGS EXPO Math & Science Round 2 Upper Class

1. Material that good to makes clothes is …..

• a. Wood

• b. Fabric

• c. Plastic

• d. Paper

2. What is the correct order of water cycle?

• a. Cloud, water vapor, rain

• b. Rain, cloud, water vapor

• c. Water vapor, cloud, rain

• d. none

3. Rain, sleet, snow and hail are example of ....

• a. Evaporation

• b. Weathering

• c. Condensation

• d. Precipitation

4. Boiling water produce steam is example of …..

• a. Evaporation

• b. Weathering

• c. Condensation

• d. Precipitation

5. The example of solid becomes gas is….

• a. Freezing water

• b. Melted candle

• c. Vanished ice dry

• d. Crystalized salt

6. Non-magnetic, Inflexible, hard, waterproof. which object of these following made of materials ?

• a. Paper

• b. Rubber band

• c. Bathub

• d. Nails

7.  What  2 properties make the material of tyres are suitable for it use?

• a. Strong and transparent

• b. Strong and flexible

• c. Flexible and Transparent

• d. small and thick

8. The correct properties of Pencil, except….

• a. Solid

• b. Transparent

• c. inflexible

• d. non-magnetic

9. The water vapor occur when water get….

• a. Heat

• b. Vanished

• c. Burn

• d. Cold

10. The main source of heat in water cycle is…..

• a. Torch

• b. Electricity

• c. Moon

• d. Sun