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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. Refers to the vast periods of time over which the Earth changes.
Seasons
Geologic timescale
wedge
Bonds
2. 1. temperature (think movement) 2. pressure
Carbon 14
factors that cause a substance to change state
Cell wall
Hertzsprung - Russel diagram (HRD) of spectral class
3. Organelle found in cells of plants and some other organisms that captures the energy from sunlight and convert it into chemical energy
How energy is measured
Protostar
Chloroplast
Darwin's Theory of Evolution
4. Is a substance that cannot be separated into simpler substances by chemical means
Anaphase
Natural selection
Element
Kinetic energy is
5. Material inside the cell membrane -- not including the nucleus
The Law of Gravity
Ionic Bonds
Atom
Cytoplasm
6. 1. egg 2. tadpole (breathes water) 3. metamorphosis 4. adult frog (breathes air)
Spring tides
Displacement
life cycle of a frog
major fault types
7. An isotope created in the earth's atmosphere by cosmic rays. All living things absorb carbon 14. When they die absorption stops and the organism's existing C14 begins to radioactively decay back to C12.
Reflection of light
Carbon 14
energy
major fault types
8. 1. positive charge 2. located in nucleus 3. mass is 1 AMU
Protons
Solar eclipse
Why is carbon the building block of life?
wedge
9. A bond formed when atoms share one or more of their valence electrons.
Speed
shape of the Milky Way
Covalent Bonds
Compound
10. Occurs when light returns after bouncing off an object.
A balanced atom
DNA
Fulcrum
Reflection of light
11. 1. kingdom 2. phylum 3. class 4. order 5. family 6. genus 7. species
Flowering plants
How atomic particles on the Periodic Table are organized:
categories of taxonomy?
Cell wall
12. It spreads the work over a greater distance along the planes of the wedge.
Atom composition
wedge
Sun (on HRD)
Bonds
13. C14 dating only works on organisms that died less than _____ years ago.
Law of Acceleration
Anaphase
50000
Experimental group
14. For every action there is an equal and opposite reaction.
Law of Reciprocal Actions
Potential energy is
energy
Suspension
15. 1. hair 2. warm - blooded 3. live birth 4. nurses their young
The Theory of Relativity states
Spring tides
The Law of Conservation of Energy states that
Characteristics of a mammal
16. 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.
Compound
Theory of Plate Tectonics
Fulcrum
Mixture
17. 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.
Characteristics of a mammal
characteristics of life?
Compound
Control group
18. Both members of a symbiotic relationship benefit
Mutualism
Potential energy is
Cell wall
Weathering
19. Has the same number of protons and neutrons
Hertzsprung - Russel diagram (HRD) of spectral class
Fulcrum
Carbon 14
A balanced atom
20. Forms the key building block at an atomic level.
On the Periodic Table chemical properties are loosely organized by
Hertzsprung - Russel diagram (HRD) of spectral class
Atom composition
Carbon
21. Occurs when light is bent while passing from one medium into another.
pH
Refraction of light
shape of the Milky Way
Darwin's Theory of Evolution
22. Caused by the Earth's tilt on its axis. As it revolves arond the Sun - the tilt causes each hemisphere to receive more direct exposure at certain times in its orbit.
Lunar phases
Seasons
Experimental group
Color
23. Is the smallest unit of an element that still has the properties of that element.
Cell wall
Isotope
Atomic Number
Atom
24. Control center of the cell
Anaphase
Isotope
Charles' Law
Nucleus
25. Require a medium and travel much slower than light.
Solution
Element
Quantum Theory states that
Sound waves
26. When the Moon and the Sun are in alignment we get more extreme tides.
major types of rocks on the Earth?
Law of Reciprocal Actions
Spring tides
Natural selection
27. 1. neutral charge 2. located in the nucleus 3. mass is 1 AMU
Solution
Geologic timescale
Neutrons
Motion
28. Energy changes forms but is not created or destroyed.
Waves
Control group
The Law of Conservation of Energy states that
Geologic timescale
29. 1. producer 2. primary consumer 3. secondary consumer 4. tertiary consumer 5. decomposer
the hierarchy within an ecosystem
How atomic particles on the Periodic Table are organized:
Solar eclipse
Geologic timescale
30. One member benefits - the other is unaffected.
Chloroplast
Commensalism
life cycle of a frog
50000
31. The types of organisms an ecosystem can support is primarily determined by the amount of...
Geotropism
Mitosis
Velocity
Water
32. Grain like organelles that produce proteins
50000
Prophase
Atomic Mass
Ribosomes
33. Spiral disk with several long arms.
Darwin's Theory of Evolution
shape of the Milky Way
Temperature
life cycle of a frog
34. Cellular division to create sex cells called haploids.
types of symbiotic relationships
Meiosis
wedge
Compound
35. Force = Mass X Acceleration
Solution
Law of Acceleration
Cell wall
Ionic Bonds
36. 1. igneous 2. metamorphic 3. sedimentary
Meiosis
major types of rocks on the Earth?
Law of Reciprocal Actions
Prophase
37. Asserts that organisms have changed over time to adapt to the unique and varied demands of their changing environments.
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38. This is the motion of objects emitting or reflecting sound waves changing their frequency.
Motion
Mitosis
Doppler Effect
Experimental group
39. The Moon is between the Earth and the Sun.
Catalyst
Mitosis
Speed
Solar eclipse
40. Within compounds - the various atoms making up molecules are held together by...
Bonds
Neap tides
Mutualism
The Theory of Relativity states
41. Illustrates the relationship between absolute magnitude - luminosity - classification and effective temperature of stars.
Fulcrum
Hertzsprung - Russel diagram (HRD) of spectral class
chemical reaction in photosynthesis
Neutrons
42. 1. by row 2. atomic number and mass increase as you move left to right and top to bottom
Steps for the Scientific Method
How atomic particles on the Periodic Table are organized:
Metaphase
A balanced atom
43. Column
Bonds
On the Periodic Table chemical properties are loosely organized by
Neutrons
Parasitism
44. That matter cannot be created or destroyed; it simply changes form.
Conduction
Stars
Fulcrum
The law of Conservation of Matter
45. Plants response to gravity
Chloroplast
Darwin's Theory of Evolution
Geotropism
Spring tides
46. The amount of matter that makes up an atom. You can estimate an atom's atomic mass by adding up the total number of protons and neutrons.
Natural selection
Atomic Mass
evidences for continental drift
Diploid cell
47. Causes salt to move across a permeable membrane from an area of greater salinity to an area of lesser salinity.
Unlike temperature - the amount of thermal energy depends on
Osmosis
Color
Ion
48. The measure of the kinetic energy in a substance's molecules. Simply - temperature is atomic motion.
Temperature
How energy is measured
life cycle of a butterfly
DNA
49. Thin - flexible barrier around a cell; regulates what enters and leaves the cell
Cell membrane
Potential energy is
eclipses
Weathering
50. The time required by half the atoms of a particular substance to disintegrate
Half life
Cytoplasm
Experimental group
Characteristics of a mammal