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Humans Cope With Natural Hazards
Climates Throughout the World
Weather Comes in Seasons
We Can Help Plants and Animals
An Animal's Traits Help it Survive
Plants and Animals Inherit Traits
Fossils Teach Us About Life Long Ago
Teamwork in the Wild
Life Cycles and Metamorphosis
Static Electric Forces
The Magnetic World Around Us
Motion is Predictable
Balanced and Unbalanced Forces