What is the first spacecraft that was able to document images of the far, dark side of the Moon?

• Apollo 3

• Apollo 11

• Luna 3

• Luna 11

What is the process by which rocks and soil are displaced from one place to another?

• Earthquake

• Erosion

• Landslide

• Weathering

Which refers to the amount of water vapor in the air?

• Air Pressure

• Evaporation

• Fog

• Humidity

Which color of star is the coolest?

• Blue

• Orange

• Red

• White

What is the process by which rocks wear away due to the sand particles charged in the wind, water or other natural forces?

• Abrasion

• Burrowing

• Decomposition

• Wedging

Which is TRUE about atmospheric pressure?

• An area of high pressure is characterized as a cyclone.

• An area of high pressure is characterized by stormy weather condition.

• An area of low pressure is characterized by stormy weather condition.

• An area of low pressure is characterized as an anticyclone.

How many days does it take for the Moon to complete one cycle of all its phases?

• 27 1/2 days

• 27 1/3 days

• 29 1/2 days

• 29 1/3 days

Which is NOT an agent that can cause erosion?

• Ocean waves

• Planted trees

• Running water

• Strong winds

Which of the following correctly explains sea breeze occurring at daytime?

• Cool air over the land rises; warm air over the sea moves toward the land.

• Cool air over the sea rises; warm air over the land moves toward the sea.

• Warm air over the sea rises; cool air over the land moves toward the sea

• Warm air over the land rises; cool air over the sea moves toward the land.

What government agency is responsible in informing the public about astronomical phenomena occurring over the Philippine atmosphere?

• NASA

• PAGASA

• PASA

• PHILVOCS