Science Revision (Eco Systems and Chemical Reactions)

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1. What's the different between an Atom and a Molecule?

  • Nothing, they are the same thing just with different names.
  • A molecule is smaller than an atom.
  • An atom is the smallest paricle whilst a molecule is a bunch of atoms.
  • An atom is the main part of the human body.
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2. What does MASH stand for?

  • Mask+Actions=Saftey+Hate
  • Make+Activity+So+Hate
  • Metal+Acid=Salt+Hydrogen
  • Magnesium+Activitey=Sulpher+Hydrogen

3. What is Biodegradable?

  • unbreakable
  • breakable/cracking
  • flexible/weak
  • stiff/strong

4. What is a smart materal?

  • It has properties that react to changes in their envivoment
  • Something else!
  • It is a device like a smart phone or smart tv.
  • It something that can change colour to its enviroment.

5. What is polymers?

  • A type of Atom
  • A row of 1+ molecule
  • Converting waste to something new
  • A type of Molecule
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