Direction: Encircle the letter of the correct answer.
1. Aling Ineng burns old newspaper in their farm. Which of the following is the indication that a new material is formed after heat is applied on it?
A.fire
B.smoke
C.heat
D.ash
2. Which of the following procedures in cooking banana cue involves chemical change?
A. peeling the bananas
C. putting the bananas on sticks
B. melting the sugar
D. slicing the bananas
3. Ash is a new substance formed when A. water is boiled
C. a fruit turns moldy
B. food is digested
D. wood is burned
4. Which of the following activities showed chemical change due to application of heat?
A. eating the egg
C. straightening of hair
B. cuting of wood
D. rusting of nail
5. Which of the following is NOT an indication of chemical change due to application of heat?
A. change in color
C. change in taste
B. change in odor
D. change in size​