TAKE A CLOSER LOOK

MODULE A

Chapter 1 Exploring the Unseen

Types of MicroscopesThere are four main types of microscopes that a biologist uses: dissection, compound, Scanning Electron Microscope (SEM), and Transmission Electron Microscope (TEM).

Magnification

MINERALS

Moh´s Hardness Scale:1.Talc Mg3Si4O10(OH)2

2. Gypsum CaSO4·2H2O3. Calcite CaCO3

4. Fluorite CaF2

5. Apatite Ca5(PO4)3(OH,Cl,F)6. Orthoclase KAlSi3O8

7. Quartz SiO2

8. Topaz Al2SiO4(OH,F)2

9. Corundum Al2O3

10. Diamond C (pure carbon)

CRYSTALS

Mexico's Cueva de los Cristales (Cave of Crystals) contains some of the world's largest known natural crystals—translucent beams of gypsum as long as 36 feet (11 meters).

Chapter 2 Structure of Matter

AtomsThe smallest particle that still characterises an element.Let's think about the physical building blocks of everything in the Universe.Particles of matter - Atoms - Elements - Molecules - Macromolecules - Cell organelles - Cells - Tissues - Organs - Systems - Organisms - Populations - Ecosystems - Biospheres - Planets - Planetary Systems with Stars - Galaxies - The Universe

Compounds

Atomic Model Changes