Earthly Treasures: Gold

What are rocks with tiny particles of gold called?

• Gold ores

• Gold veins

• Gold nuggets

• Gold sheets

Which property of gold makes it a popular choice for jewelry?

• It is highly reactive

• It is toxic to humans

• It is malleable and ductile

• It rusts easily

Why is gold considered a superb conductor of electricity?

• It is malleable

• It is highly reactive

• It is unreactive and conducts well

• It is ductile

What is a significant reason for gold's value compared to other metals?

• It is highly reactive

• It is toxic to humans

• It rusts easily

• It retains its beauty and does not rust

What has changed about the availability of gold over time?

• It is now more abundant in riverbeds

• It is now found only in the ocean

• It must now be extracted from deep within the earth

• It is no longer used in electronics