3.1. Describing component shapes and features

Vocabulary Presentation

Vocabulary Exercise

https://wordwall.net/es/resource/26315128/electricity-vocabulary

Listening Exercise 2c on page 22

Word formation of Adjectives

🔹 1. Adjectives Formed from Nouns

These describe quality, relation, or composition.

1.1. -al / -ial

Meaning: related to / concerning

• structure → structural
• industry → industrial

1.2. -ous

Meaning: full of / having the quality of

• danger → dangerous
• pore → porous

1.3. -ful

Meaning: full of / having

• use → useful
• power → powerful

1.4.-less

Meaning: without / lacking

• power → powerless
• wire → wireless

1.5. -y

Meaning: characterized by / full of

• noise → noisy
• cloud → cloudy

1.6. -ic

Meaning: related to / characteristic of

• atom → atomic
• energy → energetic

1.7. -ical

Meaning: related to / having the nature of (more formal than -ic)

• logic → logical
• theory → theoretical

1.8. -ary

Meaning: related to / connected with

• revolution → revolutionary
• moment → momentary

1.9. -ish

Meaning: somewhat / having the quality of (often approximate)

• green → greenish
• child → childish

🔸 2. Adjectives Formed from Verbs

These describe function, capability, or result of an action.

2.1. -ive

Meaning: having the quality of / tending to / causing

• act → active
• respond → responsive

2.2. -able / -ible

Meaning: capable of / able to be

• predict → predictable
• access → accessible

2.3. -ed (past participle adjectives)

Meaning: having been / affected by an action

• connect → connected
• program → programmed

Collaborative Online Exercise of Word formation of Adjectives Online Exercise

https://englishsmarts.com/2025/10/09/word-formation-exercise-adjectives-b1/

Individual Exercise d on page 23

Exercise 3b on page 23

Exercise 4a on page 23