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Test your basic knowledge |
CSET Subject 2: Science
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. Illustrates the relationship between absolute magnitude - luminosity - classification and effective temperature of stars.
Protons
Mitosis
Hertzsprung - Russel diagram (HRD) of spectral class
Anaphase
2. 1. incline plane2. wheel and axle 3. lever 4. pulley 5. wedge 6. screw
the hierarchy within an ecosystem
Six Simple Machines that reduce effort
characteristics of life?
Spring tides
3. Material inside the cell membrane -- not including the nucleus
Electrolysis
layers of the Earth?
Cytoplasm
Suspension
4. Phase where spindle grows and which cuts the cell
How atomic particles on the Periodic Table are organized:
Metaphase
Refraction of light
Physical Change
5. Is a change in velocity
Why is carbon the building block of life?
Geologic timescale
Acceleration
Phototropism
6. Begin as huge clouds of dust and other particles called nebulas.
Cell membrane
Stars
life cycle of a frog
layers of the Earth?
7. Are caused by the gravitational pull of the Moon and the Sun on the Earth.
Solution
types of symbiotic relationships
Physical Change
Tides
8. 1. hair 2. warm - blooded 3. live birth 4. nurses their young
Mutualism
Element
Unlike temperature - the amount of thermal energy depends on
Characteristics of a mammal
9. The number of protons a particular type of atom has. The atomic number defines the type of element.
Geologic timescale
Atomic Number
characteristics of life?
Phototropism
10. Asserts that organisms have changed over time to adapt to the unique and varied demands of their changing environments.
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11. Is a method of separating ions within a substance by passing electrical current through the substance
Electrolysis
Spring tides
pH
The law of Conservation of Matter
12. Is something that starts a chemical reaction - such as a spark.
Most isotopes
Neap tides
Catalyst
major fault types
13. A bond in which on atom loses an electron to form a positive ion and the other gains an electron to form a negative ion - creating an electrostatic force which holds them together.
major fault types
Half life
Ionic Bonds
the stages of mitosis?
14. H2O + CO2 --> CH2O + O2
chemical reaction in photosynthesis
characteristics of life?
Refraction of light
Cell membrane
15. Describes speed and direction
Most isotopes
Potential energy is
The Law of Conservation of Energy states that
Velocity
16. 1. prophase 2. metaphase 3. anaphase 4. telophase
Carbon
Centrifugal force
key stages of the water cycle
the stages of mitosis?
17. A fairly typical main sequence star.
Solar eclipse
Flowering plants
Six Simple Machines that reduce effort
Sun (on HRD)
18. Has a pair of chromosomes
Diploid cell
A balanced atom
Cell wall
Most isotopes
19. Energy changes forms but is not created or destroyed.
The Law of Conservation of Energy states that
Compound
Why is carbon the building block of life?
Physical Change
20. It spreads the work over a greater distance along the planes of the wedge.
Neutrons
wedge
Most isotopes
Prophase
21. 1. negative charge 2. located in the nucleus 3. mass is about 1/1836th of an AMU
Steps for the Scientific Method
Protostar
Electrons
Telophase
22. Energy in motion
Kinetic energy is
Half life
major fault types
Conduction
23. 1. neutral charge 2. located in the nucleus 3. mass is 1 AMU
DNA
Velocity
Neutrons
Centrifugal force
24. The measure of the kinetic energy in a substance's molecules. Simply - temperature is atomic motion.
Anaphase
Temperature
Law of Inertia
Refraction of light
25. As temperature increases volume also increases
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26. Plants response to light
Boyle's Law
Natural selection
Male sex organ on a flower
Phototropism
27. Thin - flexible barrier around a cell; regulates what enters and leaves the cell
Chloroplast
Flowering plants
Carbon
Cell membrane
28. That matter cannot be created or destroyed; it simply changes form.
The law of Conservation of Matter
Cell wall
wedge
Isotope
29. Stores food and other materials needed by the cell
How energy is measured
50000
Vacuole
DNA
30. As pressure increases volume decreases
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31. 1. temperature (think movement) 2. pressure
Radiation
Osmosis
Acceleration
factors that cause a substance to change state
32. 1. evaporation 2. condensation 3. precipitation 4. infiltration 5. runoff
Experimental group
Solar eclipse
Krebb Cycle
key stages of the water cycle
33. Has the same number of protons and neutrons
A balanced atom
Suspension
forces that cause changes in motion
Phototropism
34. Cellular division creating diploid cells which are typically capable of beginning the process again.
Vacuole
Mitosis
Natural selection
Newton's Laws of Motion
35. One member benefits - the other is unaffected.
Lunar eclipse
evidences for continental drift
How waves are created
Commensalism
36. Radioactively decay back into their 'normal' forms over time
Most isotopes
Atom composition
Lunar eclipse
forces that cause changes in motion
37. Because carbon bonds readily with a variety of different elements and compounds - making possible the great chemical complexity necessary for life.
Commensalism
Why is carbon the building block of life?
The Theory of Relativity states
Hertzsprung - Russel diagram (HRD) of spectral class
38. States that all of the Earth's continents at one time were joined as a single 'super - continent' called Pangaea. Over time - the continents drifted apart.
Darwin's Theory of Evolution
How waves are created
Theory of Plate Tectonics
A balanced atom
39. A group which resembles the experimental group in all other ways - but on which the hypothesis is not tested. In some clinical trials the control group is given a placebo.
Control group
the stages of mitosis?
Experimental group
Carbon 14
40. 1. convergent 2. divergent 3. transform
major fault types
Geologic timescale
Mutualism
Lunar phases
41. Calories
Phototropism
Cell membrane
How energy is measured
The Theory of Relativity states
42. When the Moon and the Sun are in alignment we get more extreme tides.
Matter
pH
Spring tides
Isotope
43. The time required by half the atoms of a particular substance to disintegrate
The Law of Conservation of Energy states that
Convection
Half life
The Law of Gravity
44. Force = Mass X Acceleration
Mitochondria
Law of Acceleration
On the Periodic Table chemical properties are loosely organized by
Boyle's Law
45. Matter and energy have the properties of both particles and waves
Displacement
Quantum Theory states that
On the Periodic Table chemical properties are loosely organized by
Krebb Cycle
46. A group of subjects upon which a hypothesis is tested.
Experimental group
Bonds
Telophase
Krebb Cycle
47. Are huge clusters of billions of stars
Galaxies
factors that cause a substance to change state
life cycle of a butterfly
Refraction of light
48. Protects and supports the cell
Commensalism
Cell wall
Radiation
Cell membrane
49. 1. solid 2. liquid 3. gas
Weathering
Characteristics of a mammal
The Law of Conservation of Energy states that
three states of matter
50. Require a medium and travel much slower than light.
Commensalism
Sound waves
The Law of Gravity
Convection