Activity 2 Direction: masuoka read the following question carefully then write the letterof the correct answer.

1. which of the following is an example of chemical change when heat is applied?

a. burning of food.
b. cutting clothes.
c. freezing of water.
d. sharpener of pencil.

2. which is true about chemical change?

a. a new product is formed.
b. chemical change as a result of physical change.
c. the product can be change to its original form.
d. a chemical change is more important than any other process.

3. what happens when a piece of paper is born in side a tin can?

a. a new material is formed.
b. there are no change.
c. physical change and chemical change happened.
d. it became ashes and after a few minutes it's turn to its original form.

4. what happened to the ice cube in water after heat is applied?

a. they melt physical change happened.
b. they melt chemical change happen.
c. nothing happens to the materials.
d. all the materials dissolve in the remove air.

5. what process is applied in the melting of ice cream drying of wet clothes and cooking of vegetables that result in physical and chemical change?

a. boiling.
b. drying.
c. freezing.
d. heating.

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