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Sonic Science Flashcard Core Knowledge
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46
Science
7th Grade
02/16/2010

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Cards

Term
Increases
(#6-1)
Definition
Inside of Earth, temperature and pressure _______ as depth increases.
Term
Cell walls, Chloroplasts, Chlorophyll
(#6-2)
Definition
Plant cells contain all of the organelles that animal cells have. What are three things that plant cells have that animal cells don't have? (the three c's)
Term
Mountains
(#6-4)
Definition
What forms at converging plate boundaries?
Term
Growth, repair
(#6-5)
Definition
Body cells of multi-cellular organisms reproduce for _______and _______ of tissue.
Term
True
(#6-6)
Definition
Mass is conserved (stays the same) during physical changes, including phase changes.
(True or False)
Term
Skin
(#6-8)
Definition
Another name for the integumentary systems is your __________.
Term
Sexual
(#6-9)
Definition
A plant's flower is an example of what kind of reproduction?
Term
Crust
(#6-10)
Definition
The outer, brittle layer of the earth is the _________.
Term
Planet
(#6-11)
Definition
A large, rocky or gaseous, spherically shaped object that circles a star.
Term
Asexual
(#6-12)
Definition
A plant that grows from a leaf cutting stuck in soil is an example of what kind of reproduction?
Term
Nitrogen
(#6-15)
Definition
Most of earth's atmosphere is made up of __________.
Term
Sexual
(#6-17)
Definition
Which form of reproduction requires sex cells?
Term
To keep cool
(#6-18)
Definition
Why does a runner perspire?
Term
Light
(#6-19)
Definition
Phototropism means to grow towards ______.
Term
Volume, Shape
(#6-20)
Definition
A liquid has a definite _________, but its _______ can change.
Term
Earth
(#6-22)
Definition
Geotropism menas grow through ________.
Term
Increases
(#6-23)
Definition
You get more biological diversity in the types of plants and animals as the diversity of the environment (increases or decreases)?
Term
Heat
(#6-24)
Definition
Thermotropism means grow towards ______.
Term
Plants or producers
(#6-28)
Definition
The whole ecosystem would be affected by a decline in what organism?
Term
Decomposers
(#6-30)
Definition
Bacteria and fungi are considered _______ in an ecosystem because they break down materials.
Term
Producers
(#6-31)
Definition
Plants are considered _______ in a food web.
Term
Consumers
(#6-32)
Definition
Organisms that eat other organisms are called ________.
Term
Month
(#6-33)
Definition
One revolution of the moon around the earth is equivalent to a ________.
Term
Natural selection
(#6-34)
Definition
A species changes as the individual organisms best adapted to survive in the environment tend to survive and reproduce offspring with similar characteristics. This process is known as ___________ ____________
Term
Go extinct
(#6-36)
Definition
If the environment changes quickly and there is not enough time for individuals in an population to develop adaptive characteristics to survive, then the species will _____ _________.
Term
Bacteria and insects
(#6-37)
Definition
Natural selection is a relatively slow process but can be observed directly in species with very short life spans such as .....________ ________
Term
Igneous
(#6-41)
Definition
Rock formed by melting and cooling.
Term
Earth spins on its axis
(#6-42)
Definition
We have sunrise and sunset because .....
Term
Evaporation, condensation, precipitation
(#6-44)
Definition
The water cycle is driven by solar energy. The steps include .....
Term
Volume, shape
(#6-45)
Definition
A solid has a definite ________ and _____.
Term
Convection currents
(#6-46)
Definition
_______ _________ move tectonic plates around.
Term
Continents match up like puzzle pieces, similar fossils found on different continents, rock layers match up on different continents
(#6-47)
Definition
Evidence of continental drift includes ...
(Give one example)
Term
Wegener
(#6-48)
Definition
________ proposed the theory of Continental Drift.
Term
Asteroid
(#6-49)
Definition
A smaller, irregular-shaped rocky object that circles a star.
Term
Star
(#6-53)
Definition
A very large gaseous body usually made up of a high percentage of hydrogen that emits energy.
Term
Moon
(#6-55)
Definition
A smaller object that circles a planet.
Term
100 degrees Celsius
(#6-57)
Definition
Water would boil at what temperature?
Term
Matter
(#6-59)
Definition
Anything that has mass and takes up space is known as ________.
Term
Comet
(#6-60)
Definition
A smaller, irregular-shaped gaseous object that circles a star in a narrow elliptical orbit.
Term
Star
(#6-61)
Definition
The sun is a _______.
Term
Year
(#6-62)
Definition
One revolution of the earth around the sun is equal to .....
Term
Sun, earth, moon
(#6-64)
Definition
The gravitational pulls between the ___,
_______, and _____ are mainly responsible for causing tides.
Term
cell
(#6-65)
Definition
The basic unit of life is known as the ______.
Term
One
(#6-66)
Definition
Protozoa and bacteria are made up of ____ cell(s).
Term
Curie
(#6-75)
Definition
A female scientist who worked with radioactivity.
Term
True
(#6-80)
Definition
All atoms of an element have the same chemical properties. (True or False)
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