The process of making alloys involves ___________(cooling,

heating, mixing)

pure metals to remove impurities.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

To create an alloy pure metals are __________________(broken down, cooled, mixed) with other components.

Drill bits are attached to power drills to make holes. Drill bits are made because they’re hard and resistant to corrosion.

• alloys

• ceramics

• composites

• plastics

Tags

NGSS.MS-ETS1-3

NGSS.MS-PS1-2

NGSS.MS-PS1-3

The bodies and handles of power drills are made of ________________ because they’re good insulators.

• alloys

• composites

• plastics

• ceramics

The item is made from synthetic materials. Identify the property (or properties) associated with each material.

brittle (shatters into many pieces)

• 
• 
• 

Tags

NGSS.MS-PS1-3

The item is made from synthetic materials. Identify the property (or properties) associated with each material.

conducts heat

• 
• 
• 

Tags

NGSS.MS-PS1-3

The item is made from synthetic materials. Identify the property (or properties) associated with each material.

insulates from heat

• 
• 
• 

Tags

NGSS.MS-PS1-3

NGSS.MS-PS3-3

Check each each material that is a composite.

• plywood

• plastic

• concrete

• nylon

• paper

Check each each material that is a polymer.

• plywood

• plastic

• concrete

• nylon

• paper

Match the synthetic materials with the processes used to make them.

synthetic polymer

• heating clay and sand at high temperatures

• using oil and gas as starting materials

• mixing a metal element with other elements