Science 8 SOL Review Pt' 1

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Science 8 SOL Review Pt. 1

• 2005 Released Test

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1. Venus, the moon, Mars, and the sun are all
visible in our sky. All but one ofthese reflect
light from another source.Which of the following
produces itsown light?

• A. Venus
• B. The moon
• C. The sun
• D. Mars

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2. According to the graph, which airpollutant
decreased the most from 1970to 1991?

• A. Carbon monoxide
• B. Sulfur oxides
• C. Particulates
• D. Lead

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3. Which of the following could best be used to
demonstrate energy being transformed from
electricity to heat?

• A. A magnifying glass
• B. A triple beam balance
• C. A toaster
• D. A gas oven

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4. Which of these best describes arelationship
shown by this Africanenergy pyramid?

• A. The lion is a predator of the
  giraffes.
• B. The lion is the prey of the
  giraffes.
• C. Giraffes are the prey of the trees.
• D. Giraffes are predators of the lion.

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5. Insulation materials reduce heat loss because
they

• A. are poor conductors
• B. block out the sun
• C. reduce evaporation
• D. promote convection

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6. Which of the following classification groups
contains organisms that have the most
characteristics in common?

• A. Kingdom
• B. Phylum
• C. Class
• D. Species

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7. In this diagram of a single-celledorganism,
which organelle functions as a place to store
extra water?

• A. Nucleus
• B. Cytoplasm
• C. Cell membrane
• D. Vacuole

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8. Which process is a physical change?

• A. Rusting iron
• B. Burning coal
• C. Melting ice
• D. Tarnishing silver

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9 .Which concept is best illustrated by this
diagram?

• A. Cycling of nutrients in a community
• B. Environmental pressures on a
  population
• C. The effect of limiting factors in a
  biome
• D. The exchange of CO2 O2 in an
  ecosystem

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10. Water stored behind a dam is anexample of
what type of energy?

• A. Chemical
• B. Solar
• C. Potential
• D. Kinetic

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11. What process makes food for plants?

• A. Condensation
• B. Respiration
• C. Reproduction
• D. Photosynthesis

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12. In the diagram, what essential part of an
electric circuit is missing at position X?

• A. Source of electric current
• B. Wires
• C. On/off switch
• D. Load

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13. Which of the following has the least effect
on lake water temperature?

• A. The depth of the water
• B. The number of fish in the lake
• C. The angle of incoming sun rays
• D. The lakes surface area

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14. Which of these experimental designs would
best test this hypothesis?

• A.
• B.

C. D.
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15. Which animal has a life span closest to that
of sheep?

• A. Cow
• B. Horse
• C. Dog
• D. Cat

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16. When a base is mixed with an acidic
solution, neutralization occurs because the

• A. base reaches absolute zero
• B. acid evaporates
• C. base chemically reacts with the acid
• D. mass of the solution increases

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17. Fossil fuels such as gas, oil, and coal have
what kind of energy?

• A. Chemical energy
• B. Mechanical energy
• C. Electrical energy
• D. Nuclear energy

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18. From the data given in this table,which
characteristics help classify the seashells as
belonging to the Tellin family?

• A. Size, hinge type, and location
• B. Color, size, and water temperature
• C. Hinge type, location, and water
  temperature
• D. Color, size, and hinge type

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19. DNA is essential to living organisms because
it

• A. is a spiral helix
• B. carries the genetic code
• C. can prevent diseases
• D. can break apart

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20. After fishing in the ocean, a student left
his fishing gear in the sun to dry. Later, he
noticed that small white crystals had formed on
the rod, reel, and fishing line. Which of these
is the best explanation of what occurred?

• A. The water evaporated from the fishing gear,
  and salt from the ocean was left behind.
• B. The salt in the ocean water reacted with the
  fishing gear and caused it to rust.
• C. The fish that were caught left scales on the
  fishing gear.
• D. The water evaporated from the fishing gear,
  and sand was attracted to it.

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21. Which of these shows the correct sequence of
development?

• A. Tissues ? cells ? systems ? organs
• B. Systems ? tissues ? cells ? organs
• C. Organs ? cells ? tissues ? systems
• D. Cells ? tissues ? organs ? systems

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22. What type of energy does the windmill use to
do work?

• A. Mechanical
• B. Nuclear
• C. Chemical
• D. Electrical

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23. Which of these would be the best way to prove
that a pine stick is more flexible than an oak
stick?

• A.
• B.

C. D.
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24. Because zinc can combine with other
substances but cannot be changed into a simpler
substance by an ordinary chemical process, zinc
is classified as

• A. a compound
• B. a mixture
• C. an element
• D. an acid

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25. Astronomers view objects in space through
scientific instruments known as

• A. barometers
• B. telescopes
• C. hygrometers
• D. microscopes

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Thats All Folks!