Waste
Global warming
Advertising
Writing
Grammar
100

unwanted or unusable material, substances, or by-products

What is waste?

100

The increase in the planet's overall average temperature in recent decades

What is global warming?

100

a person who buys goods or services from a shop or business

What is a customer?

100

a brief statement or account of the main points of something

What is summary?

100

the conditional mood of a verb, for example should in if I should die.

What is conditional?

200

make smaller or less in amount, degree, or size

What is (the meaning of) reduce? or What is (the meaning of) decrease?

200

a measure of the amount of carbon dioxide released into the atmosphere as a result of the activities of a particular individual, organization, or community.



What is a carbon footprint?

200

an adjective: producing pleasure or contentment by providing what is needed or wanted

What is satisfying?

200

a piece of writing or other item of content published on a blog

What is a blog post?

200

speech which tells you what someone said, but does not use the person's actual words: for example, 'They said you didn't like it'

What is reported speech?

300

The opposite of valuable

What is worthless?

300

energy from a source that is not depleted when used, such as wind or solar power.

What is renewable energy?

300

all forms of physical, printed paper publications such as newspapers, magazines, books and journals

What is print media?

300

a piece of writing included with others in a newspaper, magazine, or other print or online publication

What is article?

300

a clause that is attached to an antecedent by a relative pronoun such as who, which, or that.

What is relative clause?

400

make (something) impure by exposure to or addition of a poisonous or polluting substance

What is contaminate?

400

damage caused to water, air, etc. by harmful substances or waste:

What is pollution?

400

a television or radio advertisement

What is commercial?

400

the forming of words from letters according to accepted usage

What is spelling?

400

a category that expresses time reference

What is tense?

500

the system of trade and industry by which the wealth of a country is made and used

What is economy?

500

A process that occurs when gases in Earth's atmosphere trap the Sun's heat.

What is the greenhouse effect?

500

the publicizing of a product, organization, or venture so as to increase sales or public awareness.

What is promotion?

500

the act of doing a certain task by an individual or a group of individuals in order to finish it in a way that ensures success. It determines a situation when objectives of the task are accomplished according to preset priorities, time limits, process requirements, responsibilities, and authorities

What is task achievement?

500

denoting a voice of verbs in which the subject undergoes the action of the verb (e.g. they were killed as opposed to the active form he killed them ).

What is passive?