1. Unit 4 Module 2 Discoveries
Great Inventions
Science Definition
Archaeology The study of the past by finding things in the ground.
Astronomy The study of the universe (e.g. stars & planets).
Biology The study of life and living things (both animals & plants).
Botany The study of plants.
Chemistry The science of relations between substances.
Geology The study of the structure of the earth (e.g. rocks).
Medicine The science of treating disease with drugs.
Physics The science of light, heat, movement, etc.
Zoology The study of animals.
Science The Person who Studies it
Archaeology Archaeologist
Astronomy Astronomer
Biology Biologist
Botany Botanist
Chemistry Chemist
Geology Geologist
Medicine Doctors
Physics Physicist
Zoology Zoologist
Grammar: Unreal Conditionals
Example: If we found a universal cure, we could get rid of cancer.
Condition Result
If + past simple, would/could (not)
Or
Example: We could get rid of cancer if we found a universal cure. (NO COMMA!)
Result Condition
would/could (not) if + past simple
Look at exercises: (6 p.17) Student Book, (3 – 4 p.12) Workbook.
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