Unified Third Quarter Examination in Science 9

The following are parts of a volcano, EXCEPT

• Ash Cloud

• Base

• Crater

• Summit

Which of the following volcano have the most number of eruption?

• Cocoro

• Mayon

• Pulung

• Tamburok

Areas like Baguio, Tagaytay and peaks of mountains are known for having cold climate. Which factor greatly influences such climate condition in these areas?

• Air mass

• Altitude

• Ocean current

• Precipitation

There are billions of stars throughout the universe, these stars can be formed in groups. What do you think are these group of star?

• Asteroids

• Comets

• Constellation

• Solar System

Why do we see different patterns of stars in the sky at different times of the year? It is due to the ___________.

• revolution of the moon

• revolution of the earth

• rotation of the earth

• tilt of the earth's axis

Which of the following constellation describe by the Greeks as hunter and prominent in the sky all over the World during winter?

• Gemini

• Orion

• Pegasus

• Taurus

Which of the following is NOT a characteristic of a volcano? It ____________________.

• can be active or inactive

• has crater, summit and base

• emits radioactive materials

• has a magma and other pyroclastic materials

Sequence the following process on how a geothermal power plant generates electricity. Which of the following steps are chronologically followed in creating a geothermal power plant?

 

            I. The cooled water is pumped back into the earth to begin the process again.

            II. Wells are drilled deep into the earth to pump steam or hot water to the surface.  

            III. When the water reaches the surface, the drop in pressure causes the water to turn  into steam.

            IV. Cooling tower cools the steam which it condenses back to water.

            V. The steam spins a turbine, which is connected to a generator that produces electricity.

• II, III, V, IV, I

• I, II, III, IV, V

• I, III, IV, V, II

• III, II, IV, V, I

The following are the factors that affect climate, EXCEPT

• Latitude

• Altitude

• Ocean currents

• Trade winds

Which of the following explains the relationship of viscosity of lava as it flows?

• the more viscous the lava is, the longer time it takes to flow.

• the less viscous the lava is, the longer time it takes to flow.

• the more and less viscous the lava is, the longer time it takes to flow.

• the more and less viscous the lava is, the shorter and longer time it takes to flow.