Burning – Did you know?

When a candle is lit, the wax near the wick melts and travels up the wick. Upon reaching the flame, it heats up and transforms into a gas, which serves as fuel. This gas reacts with oxygen in the air, sustaining the candle's flame until the wax is depleted.

What happens to the wax when a candle is lit?

• It changes color.

• It turns into a solid.

• It melts near the wick.

• It evaporates immediately.

How does the melted wax move in a candle?

• It travels up the wick.

• It stays in place.

• It flows downwards.

• It evaporates.

What transformation does the wax undergo when it reaches the flame?

• It becomes a liquid.

• It solidifies.

• It changes color.

• It turns into a gas.

What role does the gas play in the burning of a candle?

• It changes the color of the flame.

• It extinguishes the flame.

• It acts as a fuel.

• It cools the wick.

What is necessary for the candle to keep burning?

• A wet wick.

• A lack of oxygen.

• A strong wind.

• A constant supply of wax.