The idea that electricity cannot be created or destroyed may seem to imply that electrons and protons cannot be created or destroyed.

9. The bridge is said ______ in a battle during World War II.A. to have been destroyed B. to be destroyed C. being destroyed D. to have destroyed A: to have been destroyed B: to be destroyed C: being destroyed D: to have destroyed

Three-fourths of the buildings ______. A: was destroyed B: is destroyed C: were destroyed D: has been destroyed

Three fourths of the bridge______last year. A: was destroyed B: is destroyed C: has destroyed D: were destroyed

The village ___ by the flood last year. A: was destroyed B: has been destroyed C: destroyed D: will be destroyed

The fire has destroyed the house. The house ________________ by the fire. A: has been destroyed B: was being destroyed C: is destroyed

A number of paintings in the castle are believed _______ in a fire. A: being destroyed B: having been destroyed C: to be destroyed D: to have been destroyed

Charge can be created or destroyed.

Energy can be created or destroyed.

All the evidence _________has been destroyed.