1. It is the gaseous mixture present in the atmosphere.
A. Wind C. Breeze
B. Air. D.Gas

2. What Type of breeze is shown from the illustration?
A. Air Breeze
B. Sea Breeze
C. Land Breeze
D. Both A and B

3. Which of the following causes air pollution?
A. smoke from factories
B. Burning of fossil fuels
C. Gas emits by vehicles

4. the gradual increase in the temperature of the atmosphere is known as_
A. Methane
B. Greenhouse Effect
C. Global Warming
D. Carbon Dioxide Gases

5. What is the 7most abundant gas in the atmosphere?
A. oxygen
B. Carbon dioxide
C. nitrogen
D. water vapor

6. which of the following greenhouse gas being produced by Humans?
A. Water vapor
B. Methane
C. Corbon Dioxide
D. Nitrous oxide

7. what should you do to prevent the occurrence of reduce global warming?
A. Join car pools
B. Avoid using disposable items
C. Turn off all appliances when not is use
D. All of the above

8. Which layer of the atmosphere has the highest density of gas molecules?
A. Exosphere
B. Stratosphere
C. Mesosphere
D. Troposphere

9. Pressure decrease rapidly with altitude because the air becomes
A. Colder
B. Warmer
C. Less dense
D. Rich in ozone

10. The Earth's movement can greatly affect our lives. which of the following is NOT correct?
A. Cooking and eating delicious foods.
B. Wearing thin clothes when it is summer.
C. Wearing thick clothes when it is cold seasons.
D. Spreading of many diseases related to changes in whether condition

11. Based in the pictures below, in which month is the North pole title toward
A. December
B. June
C. March
D. September​