PHYSICAL SCIENCE REVIEW

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25 Terms

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Planetary model

Neils Bohr( 1913)

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Atomism Model

Democritus(5th century bc)

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Solid Sphere Model

John Dalton(1803)

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Quantum Model

Erwin Schrodinger(1926)

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Plum Pudding Model

Joseph John Thomson(1897)

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Nuclear Model

Ernest Rutherford(1911)

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Additionally , discovered neutron

James Chadwick

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3 states of mattter

Solid

Liquid

Gas

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Positive charge

Proton

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Negative charge

Electron

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Neutral charge

Neutron

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Origin of light elements

Stellar

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2 elements,big amount to bigbang

Hydrogen and Helium

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Subject represent physics and chemistry

Physical science

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Atom came from what elements?

Hydrogen

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Heaviest elements

Iron

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Smallest part of matter

Atom

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No reaction happened

Physical change

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Reaction happened

Chemical change

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Roten o nabubulok

Colloids

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How old are earth ?

13.8 billion

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Known the universe

Bigbang

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Discovered galaxy moving away

Edwin Habol

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The universe light after the bigbang

Hot and dense

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