SAT old/new

It is a _________ idea for teachers to inspire their students with technology lessons.

Engineers and innovators often use this strategy to help them create new products. 

Some people believe physical books will no longer be in use in 100 years. They will be _____ .

Rooftop solar panels, instead of traditional electricity, are becoming the norm in _____ homes.

Segways are _______________  forms of transportation in theme parks. 

Thirty years ago, the rotary phone was the only communication device. Now it's considered ___?