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True
|
False
|
Physical properties
|
Physical state
|
Relative density
|
Boiling point
|
True
|
False
|
A solid
|
Matter
|
Magnet
|
Solution
|
True
|
False
|
2.3 g
|
Liquid
|
Solid
|
Not magnetic
|
Sound
|
Light
|
Thermal
|
Electrical
|
Work
|
Force
|
Weight
|
Mass
|
Medium
|
Material
|
Wave
|
Circuit
|
Heater
|
Electrical
|
Mechanical
|
Thermal
|
reflection
|
force
|
refraction
|
reduction
|
complete circuit
|
open circuit
|
electric current
|
electrical energy
|
Biofuel
|
Fossil
|
Sediment
|
Quartz
|
365 days
|
365 ¼ days
|
24 hours
|
12 hours
|
Seasons
|
Moon phases
|
Tides
|
Shadows
|
True
|
False
|
Geothermal fuel
|
Biofuel
|
Fossil fuel
|
Alternative fuel
|
True
|
False
|
Organism
|
Food web
|
Ecosystem
|
Food chain
|
True
|
False
|
True
|
False
|
Life cycle
|
Life change
|
Life web
|
Life chain
|
True
|
False
|
population
|
community
|
species
|
group
|
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