Choose the word that best matches the following definition: a device used to join two or more objects together by use of a tool. They may be permanent or non-permanent.

• adhesive

• clip

• mechanical fastener

• bracket

Students are using copper wire to create a science project. Which of the following tool would best bend the wire:

• 
• 
• 
• 

The picture below shows an electrical plug with a plastic body and metal prongs. Which of the following best explains why the body of the plug is made out of plastic?

• Plastic is a conductor.

• Plastic is an insulator

• Plastic is difficult to break.

• Plastic is slow to melt.

What is the definition for the word: Opaque

• Not able to be seen through

• Allows light to pass through, including detailed shapes

• Allows some light to pass through, but not detailed shapes

• Reflects light

What property of wood makes it a good choice for building furniture?

• Wood is an insulator

• Wood is strong and durable

• Wood can absorb water

• Wood is made from trees

Choose the word that best matches the following definition: any modification to the natural or designed world, done to fulfill a human need or want.

• Engineering

• Modification

• Prototype

• Technology

Which of the following steps must you complete before building a prototype.

• Test and evaluate

• Imagine possible solutions

• Build the final product

• Improve and redesign

Having a $1000 budget is an example of a:

• Constraint

• Criteria

• Goal

• Modification

Choose the word that best matches the following definition: A set of step by step instructions or rules to be followed in order to complete a task.

• Computer Code

• Algorithm

• Input - Output Model

• Formula

Which of the following properties must be the same for two tables made from the same sample of wood?

• hardness

• shape

• size

• weight