สอบปลายภาค 2/63 วิชาวิทยาศาสตร์เพิ่มเติม 2 ม.1/4

Which of the following gases is found in the largest amount of the air ?

• Argon

• Oxygen

• Nitrogen

• Carbon dioxide

What would happen if the atmosphere disappeared ?

• It would be dark all the time.

• It would be bright all the time.

• Earth would be extremely hot.

• Every object on Earth would float into space.

Which atmospheric layer are you in when taking an airplane ?

• Troposphere

• Stratosphere

• Mesosphere

• Mesosphere

Which atmospheric layer is beneficial to long-distance communication ?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which atmospheric layer are people live and natural phenomena occur here ?

• Troposphere

• Stratosphere

• Stratosphere

• Thermosphere

What is the air in a low-pressure area like ?

• Warm, light air

• Cool, light air

• Cool, dense air

• Warm, dense air

Which of the following areas is at the highest altitude above sea level ?

• An area with the atmospheric pressure of 760 mmHg

• An area with the atmospheric pressure of 660 mmHg

• An area with the atmospheric pressure of 560 mmHg

• An area with the atmospheric pressure of 460 mmHg

Clothes dry quickest in which of the following areas ?

• An area with low density

• An area with high density

• An area with low humidity

• An area with high humidity

In an area at 27 °C, 5 m³ and that time there is 25 g of water vapor in the air. What is the absolute humidity ?

• 3 g/m³

• 5 g/m³

• 7 g/m³

• 9 g/m³

What would happen if the air temperature and atmospheric pressure in two areas is very different ?

• Rain

• Wind

• Clouds

• Storms