Question

students observe a burning candle to study the changes in matter. which types of changes occur in the burning candle? the burning wick is a chemical change, while the melting wax is a physical change. the burning wick is a physical change, while the melting wax is a chemical change. the burning wick and the melting wax are both types of physical changes. the burning wick and the melting wax are both types of chemical changes.

Explanation:

When a candle burns, the wick burns through a chemical - reaction with oxygen in the air, producing heat, light, carbon dioxide, and water vapor. This is a chemical change. The melting of the wax is a physical change as the wax changes from solid to liquid without changing its chemical composition.

Answer:

The burning wick and the melting wax are both types of physical and chemical changes.