science rocks

• Can rocks be stones?


  yes
• What are igneous rocks?

  Rocks that are formed from melted magma
• what is lava?


  glowing rock that comes out from a volcano on earths surface which can be seen
• What is magma


  Melted or liquid rock which is inside the earths surface and can’t be seen because it’s inside
• What are igneous rocks part of

  the rock cycle
• What does the word igneous mean

  from fire
• What types of igneous rocks are there

  Extrusive and intrusive
• what are extrusive igneous rocks formed from?

  Lava
• What are intrusive igneous rocks formed from

  Inside the earth
• What are the pure elements in rocks

  Gold and silver
• What state are they found in and why

  Native state because they are unreactive
• why does copper change colour

  Because it is very reactive so in air it oxides
• What is an ore

  A metal with some impurities
• what form is an ore found in

  Compound form
• what would The copper inside the rock be

  Copper oxide
• Most metals occur as what

  Compounds aka minerals
• what does iron pyrite consist of

  Iron sulfide
• Iron sulfide is a mineral
• What can iron sulfide be typed as

  (FeS^2)
• What are ores obtained by

  Mining
• What is the ore obtained to crush

  The minerals that contain the metal
• Crushing up the ore is what

  A physical change
• What is weathering 


  The effect of weather on rocks
• What is chemical weathering

  When the rain falls onto rocks it can react with the minerals in rocks
• What is soluble 


  When something can dissolve in something
• What is solubility 


  Ability of a substance to dissolve in something and form a solution
• What is a solvent 


  The substance that does the dissolvingb
• What is a solute

  The substance that gets dissolved
• Why is rainwater acidic

  Carbon dioxide dissolves into the rain
• What are igneous rocks formed from?

  Melted magma
• What is the origin of the word 'igneous'?

  From the Latin word meaning 'from fire'
• What are the two types of igneous rocks?

  Extrusive and Intrusive
• Where are extrusive igneous rocks formed?

  On Earth's surface
• Where are intrusive igneous rocks formed?

  Inside the Earth
• What are gold and silver found as in rocks?

  Pure elements in their native state
• Why are gold and silver found in their native state?

  Because they are unreactive
• What happens to copper when it oxidizes?

  It changes color
• What is an ore?

  A metal with some impurities in its compound form
• How are ores obtained?

  By mining
• What is iron pyrite?

  A mineral that oxidizes to iron oxide