Balloons are filled with _________ ?

Related Mcqs:

1. Which gas is commonly used in balloons and airships?

   A. Helium B. Hydrogen C. Carbon D. Chlorine Submitted by: Amjad Ali Kosh...

2. When water is filled in a bottle and is allowed to freeze, the bottle breaks because

   A. Water expands on freezing B. Bottle contracts at freezing point C. temperature outside the bottle is less than that inside the bottle. D. None of the above...

3. The gas usually filled in the electric bulb is___________?

   A. Nitrogen B. Hydrogen C. Carbon dioxide D. Oxygen Submitted by: Muhammad Ali Kunbhar...

4. Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________.

   A. Saturn, Jupiter, Hydrogen B. Uranus, Neptune, Nitrogen C. Saturn, Neptune, Nitrogen D. Mars, Venus, Hydrogen Submitted by: Muhammad Abdullah...

5. A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be _________?

   A. – 2O°C B. – 10°C C. + 10°C D. + 20°C...

6. Galileo was an Italian astronomer who _________?

   A. Developed the telescope B. Discovered four satellites of Jupiter C. Discovered that the movement of pendulum produces a regular time measurement D. All of the above Submitted by: Rashid Mehmood...

7. The unit of torque in International system of unit is _________?

   A. Newton B. Newton-Meter C. Kilogram D. Meter Submitted by: Rashid Mehmood...

8. Only male frog produce croacking sound because _________ ?

   A. Male frog can magnify their voice with the help of sound box. B. Male frog have three pair of vocal cord C. Female frog have larynx but no vocal cord D. Female frog have no larynx Submitted by: Rashid Mehmood...

9. What is the Chemical formula of Zinc Hydroxide _________ ?

   A. Zn(OH)2 B. ZNO2 C. Zn2(OH)3 D. ZnOH Submitted by: Rashid Mehmood...

10. Crude Oil is heated in the furnace up to _________?

    A. 300°C B. 350°C C. 400°C D. 450°C Submitted by: Warraich...