Across
- 5. The number of particles in a given volume
- 6. A biological catalyst
- 7. A reaction that releases energy, often in the form of heat
- 9. A catalyst _______ the activation energy
- 10. The result of successful collisions between particles
Down
- 1. The collision that leads to a reaction
- 2. _______ energy must be overcome for a reaction to happen
- 3. A substance that speeds up a reaction without being used up
- 4. Particles must have enough _______ to overcome activation energy
- 8. Particles with higher _______ will collide more frequently