CA Native

Hey Aiden, Luna, and Aria! Can you guess the correct type of mineral for platinum (Pt)?

• ore

• compound mineral

• native mineral

• mineral mixture

Which of the following is a native element found in California?

• Gold

• Quartz

• Halite

• Gypsum

What is the primary characteristic of a native element?

• It is a compound of two or more elements

• It is found only in California

• It occurs in nature in its pure form

• It is always metallic

Which of the following processes is used to extract native gold from its ore?

• Smelting

• Electrolysis

• Panning

• Leaching

In which type of rock are native elements like gold commonly found?

• Igneous rock

• Sedimentary rock

• Metamorphic rock

• Alluvial deposits

Which of the following is NOT a native element?

• Silver

• Copper

• Diamond

• Bauxite

What is the term for a naturally occurring, solid, inorganic substance with a definite chemical composition?

• Mineral

• Rock

• Ore

• Sediment

Tags

NGSS.MS-PS1-1

Which native element is known for its excellent electrical conductivity?

• Gold

• Copper

• Silver

• Platinum

What is the most common method for identifying native elements in the field?

• Chemical analysis

• Visual inspection

• Magnetic testing

• Radiometric dating

Which of the following native elements is used in jewelry due to its luster and rarity?

• Gold

• Iron

• Aluminum

• Lead