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Physical Science
Test Description: Review of first semester physical science
Instructions: Answer all questions to get your test result.
1) Discovering new data to satisfy our curiosity about the universe.
A
applied science
B
scientific method
C
experiment
D
Pure science
2) Factor that is adjusted by experimenter
A
independent variable
B
dependent variable
C
hypothesis
D
control
3) Organized set of investigation procedures used by scientists
A
applied science
B
scientific method
C
experiment
D
hypothesis
4) Occurs when an object changes position relative to a reference point
A
speed
B
distance
C
negative acceleration
D
motion
5) Occurs when something is speeding up
A
negative acceleration
B
constant speed
C
positive acceleration
D
force
6) The force that opposes the sliding motion of two touching surfaces.
A
gravity
B
force
C
friction
D
projectile
7) force acting towad the center of a curved or circular path
A
centripetal force
B
horizontal motion
C
gravity
D
elastic potential
8) the ratio of the output force to the input force
A
potential energy
B
gravitational potential
C
force
D
mechanical advantage
9) Energy stored by something that can stretch or compress
A
kinetic energy
B
mechanical energy
C
chemical potential
D
elastic potential
10) Negatively charged particles
A
protons
B
conductors
C
electrons
D
insulators
11) A closed path that electric current follows
A
insulator
B
electric current
C
electric circuit
D
conductor
12) Current that contains two or more loops for current to flow through
A
electromagnet
B
series circuit
C
magnetic field
D
parallel circuit
13) A repeating movement or disturbance that transfers energy through matter or space
A
trough
B
wave
C
rarefaction
D
compression
14) The measure of energy in a wave
A
medium
B
rarefaction
C
wavelength
D
frequency
15) The first step in the scientific method is
A
research
B
gather and analyze data
C
ask a question
D
form a hypothesis
16) On a graph, which variable is always on the x axis?
A
dependent variable
B
none of the above
C
control
D
independent variable
17) The principle that electric charge can not be created nor destroyed
A
Law of motion
B
law of conservation of charges
C
law of electricity
D
law of thermodynamics
18) The wire coil of an electromagnet
A
series circuit
B
megnetic field
C
parallel circuit
D
solenoid
19) Energy that is stored
A
kinetic energy
B
mechanical energy
C
gravitational potential
D
potential energy
20) First scientist to formulate laws to describe how objects move
A
Ohm
B
Watt
C
Darwin
D
Newton
*select an answer for all questions
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