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2009 SOL 2
Test Description: SOL Review
Instructions: Answer all questions to get your test result.
1) (picture #4) According to this equation, what happened to the carbon and oxygen?
A
they combine physically to form a new mixture
B
they combined chemically to form a new compound
C
They combine physically to form a new element
D
they combine chemically to form carbon and oxygen
2) Which energy transformation occurs first in a coal-burning power plant?
A
Thermal energy to mechanical energy
B
chemical energy to thermal energy
C
mechanical energy to electrical energy
D
thermal energy to electrical energy
3) (picture # 5) This is a radiometer. One blade is painted yellow and one is black.If placed in the sun the blades begin to spin. This device is powered by what kind of energy?
A
geothermal
B
Solar
C
Wind
D
electrical
4) (picture #6) This data table shows the results of an investigation. What information should be used for the column headings marked x?
A
Predicted value for the results
B
average of the data in each column
C
Trial number
D
Number of seeds
5) Which of the following is an example of potential energy?
A
A ball rolling along a sidewalk
B
A glass jar sitting on a shelf
C
A flag waving in the wind
D
A battery powering a radio
6) (Picture #7) What is the role of the Orca in this food chain?
A
Producer
B
First-order consumer
C
Second-order consumer
D
Third-order consumer
7) A car manufacturer reduces the mass of a car by 250 kg. If the new design is otherwise identical to the olod design, how will the new car compare to the old car?
A
It will release more gas emissions
B
It will require more fuel to operate
C
it will have a greater gravitational attraction to the road
D
It will need less force to move
8) A student predicts that similar ice cubes will melt faster in a microwave than in a pot on the stove. How should this hypothesis be tested?
A
Measure and compare the volume of the pot and the microwave
B
Observe and record the time for each ice cube to completely change to a liquid
C
Identify and record the temperature of each ice cube befoe each trail
D
Determine the volume of liquid water made by each ice cube
9) Which of these best describe the particle motion taking place as CO2 gas is exposed to freezing temperatures
A
the motion of particles becomes random
B
The motion of the particles is unchanged
C
The particles move with more force
D
the partices decrease in speed
10) The best scientific reason for a scientist to accept a specific theory is
A
because there can only be one correct theory
B
that research and observations support the theory
C
to obtain funding for the research
D
to gain recognition as a great scientist
*select an answer for all questions
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