Fichas
Unit 2.1 Year 9 science
Fichas del conjunto (14)
- 1What are atoms?Building blocks of all life
- 2How many types are known atoms and how many are natural?There are 118 known types of atoms, of all 118, 98 are found naturally on earth
- 3What are molecules?A cluster of atoms
- 4What are crystal lattices?Large grid-like structures
- 5What is an elementAn element is made of just one type of atom
- 6How many carbon atoms is in a buckyball?A buckyball is made of 60 carbon atoms
- 7Which type of elements always form crystal lattices?Metallic Elements
- 8What is a compound?A substance made of different atoms
- 9What are subatomic particlesAtoms that are made up of even smaller particles
- 10What are the 3 types of subatomic particles?1) Proton
2) Neutrons
3) Electrons - 11Mentioned in previous slides explain the types of subatomic particlesA proton is a positively charged found in the nucleus of the atom, while neutrons are with no electric charge and electron is negatively charged particle
- 12What are ions?An atom that has gained or lost a electron
- 13What is the periodic tableA list of all known 118 elements
- 14What is a neutral?When the atom has nor charge (electric)
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- Fichas sobre Unit 2.1 Year 9 science, creado por Aisha Elmi el 30/04/2019.
- Creado por
- Aisha Elmi
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