G10 ESL HUMANITIES - Vocabulary Quiz - LS Unit 5.2

We need an _ to plastic if we want to reduce pollution.

• By-product

• Alternative

• Concept

• Stuff

Sugarcane farming often produces a _ that can be used to make biofuel.

• Melt

• By-product

• Trial

• Manufacturer

The engineer presented a detailed _ for a new design of solar panels to produce clean energy.

• Concept

• Alternative

• Stuff

• Trial

The scientists _ the cost of building the project at $1 million.

• Melt

• Trial

• Estimate

• Make up

These materials are extremely _, so they will not break easily.

• Long-lasting

• By-product

• Stuff

• Alternative

What does the word 'manufacturer' mean?

• A company that produces goods

• An alternative to a material

• A by-product of farming

• A new trial for testing

Which word means 'to turn something solid into liquid by heating'?

• Estimate

• Melt

• Long-lasting

• Concept

What does 'trial' mean?

• A test of something new to see if it works

• A by-product of production

• A company that manufactures goods

• A rough estimate of cost

What does it mean to 'make up' something?

• To estimate a cost

• To consist of or form a part of something

• To melt materials

• To produce long-lasting goods

What does 'stuff' mean?

• Material or items that are not specific

• A product made by a manufacturer

• A solid that melts when heated

• An alternative to a material