Listening

American Suffragettes

 exuberant

precipitate

stock market

resent/resentment/resentful

propaganda

1. When did American women win the right to vote?

2. What is the ERA?

3. How did the speaker describe the women in those times?

4. What is the Great Depression?

5. Why did men become resentful?

6. What is the Married Persons Clause?

7. Why were married women fired?

8. What was the propaganda campaign against women? What was the result of this campaign?

Symbiotic Relationships

Symbiosis

aphid

sap

cornicle

honeydew

analogous

1. How does the speaker define a symbiotic relationship?

2. What is mutualism?

3. Explain the relationship between ants and aphids in detail.

Selling Goods

discount

outlet store

1. Explain the main ways of selling goods?

Crowd Behavior

boo/boo(ed) off stage

to storm

goal post

1. What is emergent quality? 

2. What examples does the speaker give to describe crowd behavior?

Corneal Injuries

cornea

debris

table saw

ammonia/chlorine

protozoa

welding/welding arc

sun lamp

1. What are the reasons for corneal injuries?

2. What is keratitis? How is it cured?

Antiboitics

strain

douse

1. How does the speaker explain antiboitic resistance? What examples does he give?

2. How do bacteria evolve to resist against antiboitics?

3. What information does the speaker give about tuberculosis?