Module 8, Week 1, Lesson 1

What does the word valuable mean?

Use the word device in a sentence.

Writing down words when someone speaks is ​ (a)  

• dictation
• valuable
• technology
• radar

Match the following

• way to find unseen objects by using radio signals

• radar

• something that is useful or important

• technology

• make an important discovery after many tries

• valuable

• science to invent useful things

• breakthrough

Iphones are a good example of ​ (a)  

• technology
• radar
• breakthrough
• dictation

The airplane pilot had to use ​ (a)   to help her land.

• radar
• breakthrough
• device
• valuable

Ron makes a ​ (a)   when he solves the problem.

• breakthrough
• device
• radar