Unit 1 Reveiw

Question 1

2 reasons why goggles are better than glasses

Answer 1

1. Covers/surrounds all around eye

2. They are plastic rather than glass so they won’t shatter as easily

Question 2

The Global Harmonized System (GHS) outlines three requirements for hazardous materials in the workplace. What are these requirements?

Answer 2

1. Labels
2. MSDS
3. Worker Safety Training

Question 3

4 different hazards represented by the Household Hazardous Products Symbols (HHPS)

Answer 3

Flammable
Explosive
Corrosive
Poisonous

Question 4

Difference between science and technology

Answer 4

Science is about gathering knowledge about thing in the natural world and reasons for it. For example, why are plants green? Why is the sky blue?
Technology is the application of a scientific discovery. It is when scientific knowledge is put to use so that we can make our lives easier. For example the use of baking soda to make cakes rise or to use as an air freshener.