Verified answer

1. What are the properties of crayons and candle before the materials are heated?

• Both, crayon and candles are made up of wax such as; Malleable and Flexible.

2. What happened to the materials when they are heated?

• When heating, the crayon and candle started to perform some changes, from solid to liquid form, and the wax will eventually melts due to its melting point between 75 - 180 degree Fahrenheit.

3. What change took place?

• Physical Change, from solid to liquid state.

• Physical change is a change in the size, shape, form, or state of matter that does not change the matter's identity. Example: melting ice, ripping paper, cutting wood, erosion of a boulder, etc.

5. What change in phase happened when crayons and candle are heated?

• When you melt a candle or crayon, the heat of the flame melts the wax near the flame. This liquid wax is then drawn up the flame by capillary action.

6. Describe the changes that happened in the materials when they cooled after.

• After the melting process, the wax will eventually cools down and let the material itself become solid again.

7. What change in phase happened when crayons and candle melted?

• When a crayons and candle burnt a physical and chemical change takes place, its a physical change when the wax is being melted because the chemical structure has not change.

8. Are there new products formed after each changes?

• Yes, the materials that melt will become a new material.

#BRAINLYEVERYDAY