dynamos

"Cosmic rays are energetic particles from outer space."

"The family owns several, a small plot of land behind their house. "

"The students conducted several experiments in the science lab to test their theory about plant growth. "

"The president of the student council used last year's debate as a precedent for this year's election rules. "

"The washing machine uses electricity to spin and agitate the clothes, producing clean laundry. "

"The reasons are various."

"The new software is a generator of innovative ideas for students' projects. "

"Of course in my opinion Social Studies is more of a science than an art."

"We had to sit in the dark because the electric was cut off."

"The electricity bill was unusually high this month, likely due to the many electronics running in the house. "

"We plan to market an ecology model by next quarter."

"This CD player is powered by batteries."