collision

"I parked the drive heads of my hard disk before travelling with my laptop."

"The key functions of a refrigerator are to keep food cold and prevent spoilage. "

"The divers encountered a huge school of mackerel."

"When a body collides with another, then momentum is conserved."

"I went to the park because the weather was nice. "

"The little boy's toy airplane crashed into the wall. "

"The success of our bake sale depends on several variables, such as the weather and the number of people who attend. "

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

"My mother's instance that I finish my homework before dinner was quite strong. "

"Our program for today’s exercise class includes swimming and jogging."

"The lightning caused thunder."

"Letters are the elements of written language."