collide

Everyday

1. To collide is to crash into something or someone while moving: «Two cars collided.» tree →
2. If ideas, plans or people's opinions collide, they strongly disagree or clash. tree →

In the lessons

In science lessons on forces, objects that collide push on each other; faster and heavier objects hit harder. In space, asteroids and galaxies collide. In road safety, cars, bikes and pedestrians can collide, so look, listen and wear a helmet. In PE, players should watch out so they don't collide. Phrases: «collide with», «head-on collision».

Examples

• Two players collided and fell over. tree →
• The car collided with a lamppost. tree →
• Look where you're going, or you'll collide with someone. tree →
• Billions of years ago, a big rock collided with the Earth. tree →
• The balls collided and rolled apart. tree →
• Her plans collided with her brother's. tree →
• Galaxies sometimes collide in space. tree →
• Ride slowly on the path so you don't collide with walkers. tree →
• The romp had ended with the appearance of Nana, and most unluckily Mr. Darling collided against her, covering his trousers with hairs. tree →

Note

Past: collided. Noun: collision. Pattern: «collide with something». Science: in a collision, the faster something moves, the more energy it has — which is why speed limits matter.