science

these cards will help me revise for my summer exams

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  • Created by: sarah
  • Created on: 05-05-11 18:08

3 types of state

solid-compact atoms all close together. these particles can't move physically move but can only vibrate.

liquid-these particles are still compact but can just about slip around eachother causing movement of the liquid

gas-these particles are not compact and can move about freely making gas hard to control and contain it.

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protons, neutrons and electrons

protons and neutrons make up the nucleus of an atom. whereas the electrons surround the nucleus (neutrons and protons)

neutron charge-0

electron charge-(-1)

proton charge-(+1)

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space

Mercury

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

pluto(no longer classed as a planet)

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the universe

the universe is made up of different galaxys. are galaxy is the milky way.

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