Y7

Chemistry

Bio

Physics

fun

Beyond earth

energy transformation

Forces and effect

living things in their environment

species and variation

plants and humans

metals and non-metals

rocks and soils

acids and alkalis

particle theory

Igneous rocks (obsidian, granite)

formed when magma cools

sedimentary
rocks (limestone)

formed when rocks are pressed together (softest)

Metamorphic rocks (quartzite, marble)

formed by high temp and pressure

metals: ductile,high melting point,high density,malleable

Characteristics of living things

movement, respiration, sensitivity, growth, reproduction, growth , excretion, nutrition

non-metals:dull,brittle

earth rotates on it's axis and orbits the sun

litmus paper

blue is alkali

red is acidic

universal indicator:1 to 6 is acidic/8 to 14 is alkali

plant cells vs animal cells

unicellular is 1 cell organism /multicellular

plant cells have more organs : cell wall only in plants holds the structure of the cell image

gravity keeps us on the ground

universal indicator

image

osteosthritis and osteoporosis are bone dieseases

adaptations/food chain/food web

energy cannot be destroyed or created

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