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Test your basic knowledge |
CSET Physical Science 3
Start Test
Study First
Subjects
:
cset
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A difference between two temperatures or an uncertainty
Test experiment - Step 1 - Select the materials
Interval
Higher boiling point
Atomic number
2. A grooved wheel with a rope or other item wrapped around it - used to change the direction of an applied force - change the amount of force - transmit rotational motion - or realize a mechanical advantage in either a linear or a rotational system of
Renewable energy
Pulley/block
Litmus
Fahrenheit (
3. The law of inertia - Without outside forces (such as gravity or friction) - an object at rest will remain at rest - while an object in motion will never stop or deviate from its course
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4. Makes it possible for some elements and compounds to transition from a solid to gas phase without becoming a liquid Example: a block of dry ice (CO2) - which will turn into a gas at room temperature
Acceleration
Angle of incidence
Light
Sublimination
5. Obtained by two different means - fission and fusion
Nuclear energy
Electricity
average atomic mass
Water
6. The top of a wave's 'hill'
Nonrenewable energy
Crest
Interval
Charles's Law
7. The liquid state is __________ between the solid and gaseous states with regard to molecular motion and attractive forces between molecules Examples: water - oil - milk - honey
Physical changes
intermediate
Nuclear fusion
Refraction
8. A degree on the Fahrenheit scale is 1/180th of the interval between the __________ and boiling point
Carbon dioxide and methane
Angle of incidence
Test experiment - Step 2 - Set up the procedure
freezing point
9. Known as insulators - In materials that act as insulators - the electrons are held tightly inside their atoms and the electrons cannot move freely - Include plastic - rubber - glass - air - and wood
Test experiment - Step 1 - Select the materials
Refractive index
Materials with poor conductivity
Crest
10. Relies on the the first law - The acceleration of an object is proportional to the force applied (the more force - the more acceleration)
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11. Atoms are made up of several tiny parts - At the center of an atom is a core called the __________ - which is made up of particles called protons and neutrons
nucleus
Litmus test
Amplitude
Boyle's Law
12. Releases energy when a heavy nucleus splits into smaller fragments - Used in power plants and atomic bombs
Efficiently
Celsius (
Nuclear fission
Litmus test
13. If the pressure increases - the volume decreases; the reverse is true as well
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14. Energy generated from natural sources (such as sunlight - wind - rain - tides - and geothermal heat) which are renewable (naturally replenished)
The formation of rust
Renewable energy
freezing point
Optics
15. Symbol: H Protons: 1 Neutrons: 0 Mass: 1
freezing point
Hydrogen
Gases
Newton's first law of motion
16. Are inclined planes - Can convert a rotational force (torque) to a linear force - and vice versa - The ratio of threading determines the mechanical advantage of the machine - More threading increases the mechanical advantage
Pulley/block
Screw
Weight
Newton's first law of motion
17. The characteristics that makes up the physical composition of a substance - Include color - form - electrical conductivity - and density
Boyle's Law
positive
Physical properties
Wheel and axle
18. The burning of coal also contributes to the formation of...
Acid rain
Distillation
Litmus test
Physical properties
19. In optics - refraction occurs when light waves travel from a medium with a given refractive index to a medium with another index Example: A ray of light will refract as it enters and leaves glass - assuming there is a change in the refractive index.
The formation of rust
Renewable energy
Optics
Three states of matter
20. In everyday situations - the weight of an object is ____________ - which usually makes it acceptable to use the same word for both concepts
proportional to its mass
contrasted
Physical properties
Rainbow
21. A temperature interval of one degree F is an interval of 5/9 of a degree C - The Fahrenheit and Celsius scales coincide at -40
Litmus
Nuclear energy
Optics
Temperature conversions
22. Protons have a __________ electrical charge - and neutrons have no charge
Boyle's Law
positive
Refraction
Frequency
23. The rate of change of position with time v = ?d/?t (velocity = change of distance/change of time)
Velocity
Heat conduction/Thermal conduction
Angle of incidence
number of protons
24. Displayed by permanent magnets and around electric currents
nucleus
Uranium
Second - class lever
Magnetism
25. Results when electrical charges buildup or increase on the surface of a material - here - there is no current flowing as would be found in electrical outlets - When certain materials are rubbed together - electrons can move from one object to the oth
pH indicator
Static electricity
Thermal radiation
Current
26. State the specific plan on how to test the hypothesis - Create a written - step - by - step procedure - Determine the variables (any factor that can change in an experiment)
Incandescent light bulb
Test experiment - Step 2 - Set up the procedure
Pitch
Mass
27. A compressed gas pushes out __________ in all directions
Gases
equally
Litmus test
Violet
28. Symbol: Fe Protons: 26 Neutrons: 30 Mass 56
Iron
Optics
south pole
Transfer of heat
29. Example of chemical change - Iron chemically reacts with air and water to form rust (ferrous oxide) and is unable to change back to iron
Heat conduction/Thermal conduction
Solution
The formation of rust
Amplitude
30. Composed of only one atom and cannot be separated into different substances except in some instances by radioactive decay or by nuclear reactions
Draw conclusion
Chemical elements
Solids
Acceleration
31. A conclusion is a summary and an explanation of the results of an experiment - Does the data support the hypothesis? If not - a new hypothesis can be formed
Ballast
Draw conclusion
Law of reflection
Lever
32. For every action (applied force) - there is an equal and opposite reaction
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33. Can multiply force or distance depending on the location of the fulcrum End: Output force Middle: Fulcrum Other end: Input force Examples: seesaws - scissors - pliers
First - class lever
Measurement
pH
Independent variable (manipulated variable)
34. Solar - Chemical - Electrical - Magnetic - Nuclear - Sound - Light - Electromagnetic - Mechanical (motion)
Higher boiling point
Thermal energy
Forms of energy
Deposition
35. A rigid object that is used with an appropriate fulcrum or pivot point to multiply the mechanical force that can be applied to another object - Examples: wheelbarrow (the wheel works as the fulcrum) - scissors (the fulcrum is where the blades cross)
Violet
Lever
nucleus
ratio of the length of the sloped surface to the height
36. Opposite process of nuclear fission - Yields energy when very light nuclei unite to a heavier nucleus - Stars (including the sun) derive their energy from nuclear fusion
Simple machine
Nuclear fusion
Three states of matter
Test experiment - Step 2 - Set up the procedure
37. Anything that has mass and occupies space - Everything you see and touch is composed of matter
Matter
Hardness
average atomic mass
Forms of energy
38. Account for 17 elements in the periodic table - Lack the properties of metals but are very common - Include oxygen - nitrogen - and carbon - 7 metalloid elements - and 7 gases - Poor conductors of electricity
Non - metals in the periodic table
Materials with high conductivity
Independent variable (manipulated variable)
Three principal operational definitions of hardness
39. Expand to fill any available space - a compressible fluid - with its volume determined by the pressure and temperature of the environment
Angle of incidence
intermediate
Test experiment - Step 2 - Set up the procedure
Gases
40. A compound composed of one atom of sodium and one atom of chlorine (NaCl - sodium chloride)
magnetic field
Lever
Incandescent light bulb
Table salt
41. The particular state of water is determined by ___________ - the behavior of water at one atmosphere (sea level) - freezing at 0
Ballast
Weight
Solution
pressure and temperature
42. Temperature scale -0
Chemical reactions
Celsius (
Physical sciences
117
43. Occurs when light travels only in straight lines - An object is visible because light is reflected from the object into our eyes
Angle of incidence
Weight
Reflection
Electric circuit
44. Made up of molecules with the composition H20 - One _____ molecule is built from two atoms of hydrogen and one atom of oxygen
Water
Refractive index
Ratio of the length of its slope to its width
Hydrogen
45. Transition of heat through a medium - From a region of higher temperature to a region of lower temperature - Heat energy is transferred from one material to another by direct contact - Metals are good conductors of heat
Newton's third law of motion
freezing point
Heat conduction/Thermal conduction
Charles's Law
46. Lever - Pulley - Inclined plane - Screw - Wedge - Wheel and axle
Matter
The six classical simple machines
pressure and temperature
Scratch hardness
47. Involve one substance changing states (not one substance changing into another) - Typically reversible Example: water - Can change from a gas (water vapor) to a liquid (water) to a solid (ice) - but the water molecules do not change
Electric circuit
Simple machine
Physical changes
Fahrenheit (
48. Take on the shape of their containers - yet cannot be compressed to any significant extent - The volume is constant unless evaporation is occurring
Liquids
Distillation
Electric circuit
Angle of incidence
49. Solids - liquids - and gases
Non - metals in the periodic table
Materials with high conductivity
Carbon
Three states of matter
50. Major greenhouse gases
Measurement
Energy
pH indicator
Carbon dioxide and methane