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II. True or False. Read each item carefully. Write True if the statement is correct, otherwise, write
False. Write your answer in a separate sheet.
1. The Earth is the only living planet within the Solar System.
2. The International Astronomical Union (IAU) reinstated Pluto as the ninth planet of the solar
system.
3. The Moon affects the Earth’s tides thru its gravitational pull.
4. The Earth is considered to have an open system because it allows the entry of energy and matter
into its atmosphere.
5. The Sun, a star, does not affect the Earth’s systems because of its relative distance to the planet.
6. The biosphere, being a subsystem of the Earth, includes all living organisms.
7. All the planets in the Solar System move in perfectly circular motion in a perfectly aligned with
the equator of the Sun.
8. All minerals are pure substances.
9. Rocks are composed of minerals.
10. Venus, just like the Earth, can sustain life.
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