microwave

"My friend told me there was something in the box, but I didn't know what it was yet. "

"He arrived home for two days."

"The teacher explained the new math concept quickly. "

"We ate the leftovers from dinner for lunch the next day. "

"The seamstress used a sturdy between to create a precise, even stitch on the thick upholstery fabric. "

"The radio waves used in the school's wireless network have a specific wavelength. "

"The security camera uses infrared technology to see in the dark. "

"I microwaved my leftovers for lunch. "

"My science textbook explains that microwaves are a type of energy, like radio waves but with a shorter wavelength. "

"The children's energy fueled their excitement for the school trip. "

"The cell phone emits electromagnetic waves that allow us to communicate. "

"My dinner was a sandwich and some fruit, before I went to my afternoon class. "