What is the primary role of materials in technology?

• To store data within devices

• To conduct electricity within devices

• To provide structural support for devices

• To make devices look attractive

What defines a material?

• Its popularity among consumers

• Its properties like color, shape, size, temperature, or weight

• Its cost and availability

Who studies the properties of materials to improve them?

• Engineers

• Physicists

• Material scientists

• Chemists

Why do material scientists play a crucial role in technology development?

• They design new gadgets

• They predict future technology trends

• They improve existing materials for better performance

• They market technological products

What material was improved to create steel?

• Copper

• Iron

• Aluminum

• Silver

Why was steel considered a major improvement over iron?

• It was harder and less malleable

• It was more malleable

• It was cheaper

• It was lighter

What is Gorilla Glass used for?

• Building windows

• Car windshields

• Cell phone screens

• Television screens

How was Gorilla Glass made stronger than regular glass?

• By cooling it rapidly

• By adding potassium particles

• By polishing it

• By making it thinner

What property change allows Gorilla Glass to be less likely to crack?

• Increased flexibility

• Increased strength

• Decreased weight

• Decreased thickness

What was a key method in improving the properties of glass for cell phone screens?

• Freezing the glass

• Dipping it in a hot potassium solution

• Spraying it with a protective coating

• Covering it with a plastic layer