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Chapman 7th Grade Science Review
Chapman Science standards notecards
104
Science
7th Grade
11/04/2009

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Cards

Term
Consumers
Definition
23. Organisms that eat other organisms are called_______.
Term
Producers
Definition
22. Plants are considered ___________in a food web.
Term
Decreases
Definition
24. The amount of energy available for living organisms in an ecosystem___from producer to consumer.
Term
Heat
Definition
25. Energy passes out of a food web through ________at every level of the food web.
Term
Natural Selection
Definition
26. A species changes as the individual organisms best adapted to survive in the environment tend to survive and reproduce offspring with similar characteristics. This is called_____________.
Term
Increases
Definition
27. You get more biological diversity in the types of plants and animals as the diversity of the environment increases or decreases?
Term
Genetic Variation
Definition
28. What allows for adaptations within a population that contribute to biological diversity over time?
Term
Go extinct
Definition
29. If the environment changes quickly and there is not enough time for individuals in a population to develop adaptive characteristics to survive, then the species will - __________
Term
Could not adapt to a changing environment
Definition
30. Why are the wooly mammoths gone from Kansas?
Term
Bacteria and insects
Definition
31. Natural selection is a relatively slow process but can be observed directly in species with very short life spans such as __________
Term
Nitrogen
Definition
32. Most of earth's atmosphere is made up of __________.
Term
Crust
Definition
33. The outer, brittle layer of the earth is the _________.
Term
Mantle
Definition
34. The layer of the earth that is solid but has the ability to flow is the _____________.
Term
Inner core
Definition
35. The layer of the earth that is solid metal.
Term
Outer core
Definition
36. The layer of the earth that is liquid metal.
Term
Increases
Definition
37. Inside of Earth, temperature and pressure _______as depth increases.
Term
Decreases
Definition
38. In Earth's atmosphere, temperature and pressure _______as altitude increases.
Term
Igneous
Definition
40. Rock formed by melting and cooling.
Term
Metamorphic
Definition
39. Rock formed by extreme heat and pressure.
Term
Sedimentary
Definition
41. Rock formed by sedimentation and compaction.
Term
Soil
Definition
42. ______________is made of weathered rock, water, air, and organic material.
Term
Evaporation, Condensation, Precipitation
Definition
43. The water cycle is driven by solar energy. The steps include_______
Term
Convection Currents
Definition
44. ____________ ____________move tectonic plates around.
Term
Continents seem to match up like puzzle pieces. Similar fossils on different continents. Rock layers match up on different continents.
Definition
45. Evidence of continental drift includes:
Term
Cell
Definition
1. The basic unit of all living organisms is called ________.
Term
One
Definition
2. Protozoa and bacteria consist of _____cells.
Term
I. Gas exchange, II. Locomotion, III. Intake of nutrients,
IV. Disposal of waste, V. Stimulus response, VI. Reproduction
Definition
3. Recognize that each single-celled organism must perform all the following functions required for life:
Term
Brain cell, Liver cell, Red blood cell, White blood cell, Heart cell
Definition
4. Name some different cells that have different functions in a multi-cellular organism.
Term
Cells, Tissues, Organs, Organ Systems, Organism
Definition
5. Sequence the structures of living things from the least complex to the most complex.
Term
Growth and Repair of Tissue
Definition
7. Body cells of multi-cellular organisms reproduce for ___________and ________________.
Term
The 3 C's-Cell wall, Chloroplasts, Chlorophyl
Definition
6. Plant cells contain all of the organelles that animal cells have. What are the 3 things that plant cells have that animal cells don't have?
Term
Skin
Definition
8. Another name for the integumentary systems is your ___________.
Term
Sexual
Definition
9. A plant's flower is an example of what kind of reproduction?
Term
Asexual
Definition
10. A plant that grows from a leaf cutting stuck in soil is an example of what kind of reproduction?
Term
Asexual
Definition
11. Protozoa and bacteria mainly reproduce by _____________ reproduction.
Term
Sexual
Definition
12. Which form of reproduction requires sex cells?
Term
Keep cool
Definition
13. Why does a runner perspire?
Term
Light
Definition
14. Phototropism means grow towards _________.
Term
Earth
Definition
15. Geotropism means grow through __________.
Term
Heat
Definition
16. Thermotropism means grow towards ________.
Term
Biotic
Definition
17. Factors in an environment that are living or come from a living thing are called _________.
Term
Abiotic
Definition
18. Factors in an environment that are not living and have never lived are called ________________.
Term
Plants (producers)
Definition
19. The whole ecosystem would be affected most by a decline in what organism?
Term
Photosynthesis
Definition
20. Radiant energy from the sun is changed into chemical energy by plants through the process of _____.
Term
Decomposers
Definition
21. Bacteria and fungi are considered _________in an ecosystem because they break down materials.
Term
Wegener
Definition
46. ____________proposed the theory of Continental Drift.
Term
Plate boundaries
Definition
47. Volcanic activity, geothermal activity (geysers and steam) take place at _________________.
Term
Rift valleys
Definition
48. What forms at diverging plate boundaries?
Term
Volcanoes and mountains
Definition
49. What forms at converging plate boundaries?
Term
Volcanoes and trenches
Definition
50; What forms at subducting plate boundaries?
Term
Star
Definition
51. A very large gaseous body usually made up of a high percentage of hydrogen that emits energy.
Term
Planet
Definition
52. A large, rocky or gaseous, spherically shaped object that circles a star.
Term
Moon
Definition
53. A smaller object that circles a planet.
Term
Asteroid
Definition
54. A smaller, irregular-shaped rocky object that circles a star.
Term
Comet
Definition
55. A smaller,irregular-shaped gaseous object that circles a star in a narrow elliptical orbit.
Term
Star
Definition
56. The sun is a _________.
Term
The Earth rotates on its axis
Definition
57. We have sunrise and sunset because_______
Term
One year or 365 days
Definition
58. One revolution of the earth around the sunis equal to _________.
Term
Tilt
Definition
59. Seasons are caused by the ________of a planet on its axis during its orbit around the sun.
Term
Moon, Earth, and Sun
Definition
The gravitational pulls between teh _____, ______, and _______ are mainly responsible for causing tides.
Term
Moon, Earth, and Sun
Definition
The gravitational pulls between teh _____, ______, and _______ are mainly responsible for causing tides.
Term
Month
Definition
61. One revolution of the moon around the earth is equivalent to a ___________.
Term
Galileo
Definition
62. A famous astronomer in history. Dropped two different size cannon balls off the leaning tower of Pisa to demonstrate that objects fall to Earth at the same rate independent of mass.
Term
Pasteur
Definition
63. Proposed germ theory.
Term
Newton
Definition
64. Known for his laws of motion and the law of universal gravitation.
Term
Mendel
Definition
65. Considered the father of genetics and worked with pea plants.
Term
Einstein
Definition
66. Proposed the theory of relativity.
Term
Curie
Definition
67. A female scientist who worked with radioactivity.
Term
Atoms
Definition
68. All matter is made of particles called _________.
Term
0 degree Celsius
Definition
69. Water would be a solid at what temperature?
Term
100 degrees Celsius
Definition
70. Water would boil at what temperature?
Term
Shape and volume
Definition
71. A solid has a definite _____________and _____________.
Term
volume, shape
Definition
72. A liquid has a definite _____________, but its ____________________can change.
Term
True
Definition
73. (True or False) Mass is conserved {stays the same} during physical changes, including phase changes.
Term
Yes, Yes
Definition
74. Would 100 ml of water in liquid form have the same mass as the same amount of water in solid form? Gas form?
Term
Matter
Definition
75. Anything that has mass and takes up space is known as ______________________.
Term
Yes
Definition
76. Is gas matter?
Term
Nucleus
Definition
77. Where are protons and neutrons located in an atom?
Term
Energy levels
Definition
78. Where are electrons located?
Term
Elements
Definition
79. Materials that are made of only one kind of atom are called _____________.
Term
True
Definition
80. {True or False} All atoms of an element have the same chemical properties.
Term
Two or more elements chemically combined
Definition
81. What are compounds?
Term
100
Definition
82. Roughly how many elements are there?
Term
100 degrees Celsius
Definition
83. If 10 liters of water boils at 100 degrees Celsius, at what temperature will 1 liter of water boil?
Term
speed=distance/time
Definition
84. How do you calculate speed?
Term
Elements
Definition
85. If two atoms have a different number of electrons and protons they are two different _______________.
Term
Stay in motion, stay at rest
Definition
86. Newton's 1st Law (inertia) states that objects in motion _______________ and objects at rest __________.
Term
Friction, gravity
Definition
87. What forces keep objects from always staying in motion here on earth?
Term
Decrease, increasing
Definition
88. Simple machines are used to __________the force needed to move an object while _________ the distance over which that force is applied.
Term
Stay the same
Definition
89. When energy is transformed from one form to another, does the amount of energy - increase, decrease or stay the same?
Term
Reflected
Definition
90. The color of an object is determined by the color of light _____________ by the object.
Term
All colors of light are reflected
Definition
91. Why do you see the color white?
Term
Transmittance
Definition
92. Light passing through a window is called _______.
Term
Reflection
Definition
93. Light striking a mirror and bouncing off is called __________.
Term
Refraction
Definition
94. Light passing through a magnifying lens is called __________.
Term
Black
Definition
95. When all colors of light are absorbed you get the color ___________.
Term
Black
Definition
95. When all colors of light are absorbed you get the color ___________.
Term
Transparent
Definition
96. An object that light can pass through is called _____.
Term
Translucent
Definition
97. An object that light passes through but is scattered is called ___________.
Term
Opaque
Definition
98. When light cannot pass through an object we say the object is __________.
Term
Radiation
Definition
99. Energy from the sun travels through space in the form of __________.
Term
Conductor
Definition
100. Metal is a good _________ of heat.
Term
Convection
Definition
101. The process by which energy travels through a gas or liquid is called _________.
Term
Conduction
Definition
102. The process by which energy travels through metal is called __________.
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