Meaning: A sudden very bright light happened in the clouds because of electricity.
Choice of Words: Lightning is a sudden flash of light in the sky caused by the discharge of electricity. Flashed means to shine suddenly and brightly.
Alternative Expressions
The lightning was quick and bright.
Meaning: This means that the lightning happened very quickly and was very bright.
Choice of Words:Quick means happening or moving fast. Bright means giving off a lot of light. When you put them together, "The lightning was quick and bright" means that the lightning happened very fast and was very bright.
The lightning lit up the sky.
Meaning: This means that the lightning made the sky very bright.
Choice of Words:Lit means to make something bright or full of light. Up means to make something higher or brighter. Sky is the space above the earth and below the clouds. When you put them together, "The lightning lit up the sky" means that the lightning made the sky very bright.