Ms. Wilson's Grade 7 Science Page

Tuesday, February 16, 2010

Tuesday February 16, 2010

Today in SCIENCE we:

Handed in our Homework from last Wednesday.
Worked on Vocabulary #20.
Finished our Bridges Presentations.

Posted by Ms. Wilson at 2:18 PM

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Vocabulary #27

model
geologist
crust
mantle
inner core
outer core
lithosphere
earthquake
focus
seismic waves
epicentre
richter scale
volcano
incremental
weathering
erosion
deposition
mechanical weathering
chemical weathering
biological weathering
sediment
fluvial
glacier
bedrock

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Vocabulary #26

geothermal
phenomena
decay
passive
active
solar
solar array
thermostat
refrigerant
R-Value
thermal conductivity
hydroelectric
cogeneration

Vocabulary #25

expand
contract
thermal expansion
affect
conduction/conductor
insulation/insulator
convection currents
radiation
heat transfer
infrared waves

Vocabulary #24

particle theory (model) of matter
freeze
melt
boil
condense (condensation)
sublimate
solid
liquid
gas
thermal energy
energy transfer

Vocabulary #23

sustainable
expansion
standard of living
need
want
state of matter
particle
heat energy
volume
kinetic energy

Vocabulary #22

EMU
heat
energy
temperature
theory
technology
history
caloric
joule
watt

Vocabulary #21

criteria
synthetic
modify
corrugation
Kevlar
reinforce
traditional
structural stability
architect
demolish
renovate
rebuild

Vocabulary #20

tensile strength
keystone
buckling
ligament
tendon
muscle
terrain
alter
replace
preserve
perspective
titanium
evaluate
design
improve

Vocabulary #19

prototype
tripod
resist
component
expansion
fixed joint
moveable joint
rivet
mass
interlocking

Vocabulary #18

margin of safety
flexibility
ductility
lamination
joint
weld
britlleness
deformation
analyzes (analysis)
fasteners

Vocabulary #17

compression*
tension*
shear
torsion
symmetry
arch
beam
I-beam
girder
structural fatigue
strutural failure
truss
cantilever
column
complementary force
performance requirement
* Should have these terms done already!

Vocabulary #16

load
Newton
dynamic load
static load
mass
corrugation
centre of gravity
lamination
external force
internal force

Vocabulary #15

structure
shell structure
frame structure
conservatory
solid structure
function
force
structural stability
structural strength
aesthetics
measure
compression
tension

Vocabulary #14

natural living resource
offspring
monoculture
phosphorous
sustainable management
canola
unintended consequences
super weed
cross pollinate
nuisance

Vocabulary #13

variety
traits
selective breeding
gene
genetic engineering
herbicide
pesticide
harvest
biological control
hydroponics

Vocabulary #11

nutrient
living resources
soil
organic particles
mineral particles
humus
sand
clay
loam
erosion

Vocabulary #10

adaptation
grafting
cuttings
suckers
runners
rhizomes
vegetative reproduction
stigma
ovuel
ovary

Vocabulary #9

pollinator
germinate
seed
stem
leaf
root
particle
life cycle
seedling
polliation
pollen

Vocabulary #8

seed plants
transpiration
capillary action
osmosis
photosynthesis
cellular respiration
chloroplast
concentration
diffusion
active transport

Vocabulary #7

impact
endangered
extinct
threatened
captive
marmot
ecological footprint
factor
compare
opinion

Vocabulary #6

predator
prey
lichen
pioneer species
bioinvasion
competition
succession
primary succession
secondary succession
climax community

Vocabulary #5

scavenger
cellular respiration
food chain
chain
food web
primary
secondary
tertiary
cycle
water cycle
carbon cycle

Vocabulary #4

biotic
abiotic
garbage
producer
consumer
decomposer
photosynthesis
carnivore
herbivore
omnivore

Vocabulary #3

basic needs
community
population
nutrients
commensalism
parasitism
mutualism
adaptation
impact
solution

Vocabulary #2

symbiosis
observation
mammal
genetics
species
organisim
ecosystem
interactions

Vocabulary #1

Hypothesis

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