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NGSS C
H S (G )
INDICATOR LS2.B:2. Plants or algae form the lowest level of the food web. At each link upward
in a food web, only a small fraction of the matter consumed at the lower
level is transferred upward, to produce growth and release energy in
cellular respiration at the higher level. Given this inefficiency, there are
generally fewer organisms at higher levels of a food web. Some matter
reacts to release energy for life functions, some matter is stored in newly
made structures, and much is discarded. The chemical elements that
make up the molecules of organisms pass through food webs and into
and out of the atmosphere and soil, and they are combined and
recombined in different ways. At each link in an ecosystem, matter and
energy are conserved. (HS-LS2-4)
INDICATOR LS2.B:3. Photosynthesis and cellular respiration are important components of the
carbon cycle, in which carbon is exchanged among the biosphere,
atmosphere, oceans, and geosphere through chemical, physical,
geological, and biological processes. (HS-LS2-5)
STRAND NGSS.HS-LS. LIFE SCIENCE
TITLE HS-LS2. Ecosystems: Interactions, Energy, and Dynamics - Students who
demonstrate understanding can:
PERFORMANCE EXPECTATION / FOUNDATION HS-LS2.DCI. Disciplinary Core Ideas
ELEMENT LS2.C: Ecosystem Dynamics, Functioning, and Resilience
INDICATOR LS2.C:1. A complex set of interactions within an ecosystem can keep its numbers
and types of organisms relatively constant over long periods of time
under stable conditions. If a modest biological or physical disturbance to
an ecosystem occurs, it may return to its more or less original status (i.e.,
the ecosystem is resilient), as opposed to becoming a very different
ecosystem. Extreme fluctuations in conditions or the size of any
population, however, can challenge the functioning of ecosystems in
terms of resources and habitat availability. (HS-LS2-2), (HS-LS2-6)
STRAND NGSS.HS-LS. LIFE SCIENCE
TITLE HS-LS2. Ecosystems: Interactions, Energy, and Dynamics - Students who
demonstrate understanding can:
PERFORMANCE EXPECTATION / FOUNDATION HS-LS2.DCI. Disciplinary Core Ideas
ELEMENT PS3.D: Energy in Chemical Processes
INDICATOR PS3.D:1. The main way that solar energy is captured and stored on Earth is
through the complex chemical process known as photosynthesis.
(secondary to HS-LS2-5)
STRAND NGSS.HS-LS. LIFE SCIENCE
TITLE HS-LS2. Ecosystems: Interactions, Energy, and Dynamics - Students who
demonstrate understanding can:
PERFORMANCE EXPECTATION / FOUNDATION HS-LS2.CC. Crosscutting Concepts
ELEMENT HS-LS2.CC.4. Energy and Matter
INDICATOR HS-LS2.CC.4.2. Energy drives the cycling of matter within and between systems. (HS-LS2-
3)
Forces and Motion Multimedia Lesson (26)
Next Generation Science Standards (NGSS Comprehensive)
Science
Grade: 6 - Adopted 2013
STRAND NGSS.MS-PS. PHYSICAL SCIENCE
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