PAT Flashcards
What does the term biological diversity refer to?
refers to the variety of life on Earth at all its levels
What are the main components of biological diversity?
refers to the variety of species and ecosystems on Earth
What does WHMIS stand for?
Workplace Hazardous Materials Information Information System
What is an example of compressed gas?
Oxygen Tank or Propane
What is an example of a reactive material?
Phosphorus or match head
What is an example of an oxidizing material?
Chlorine
What is an example of a poisonous and infectious causing immediate toxic effects material?
Pesticides
What is an example of a flammable material?
Gasoline
What is an example of a biohazardous material?
Virus or blood
What is the example of a corrosive material
Acid
What are the states of matter?
Solid, liquid, gas
What is it called when you go from solid to liquid?
Melting
What is it called when you go from liquid to solid?
Freezing
What is it called when you go from liquid to gas?
Evaporation
What is it called when you from gas to liquid?
Condensation
What is it called when you go from solid to gas?
Sublimination
What is it called when you go from gas to solid?
Deposition
What are the physical properties of matter?
Color, Luster, Melting point, Boiling point, Hardness, Malleability, Ductility, Crystal shape, Solubility, Density, Conductivity
When an object undergoes a physical change is anything new formed?
No
What does a chemical property describe?
How a substance reacts to other substances such as acids
What is formed in a chemical change?
A new substance
What are some examples of chemical properties?
Reaction with acids, Ability to burn, Reaction with water, Behavior in air, Reaction to heat
What is a element?
A material that cannot be broken down into any simpler substance