Check Your Understanding
Directions: Modified True or False: Write TRUE if the sentence is correct, if FALSE, change the underlined word or group of words to make the sentence correct.
1. When chocolate melts, a chemical change occurs.
2. In physical change the molecules of matter do not change.
3. Deposition is a physical change.
4. A chemical change happens when only the appearance of the substance is changed.
5. Condensation occurs when liquid water changes into a gas.
6. Changing the size and shape of a substance is a physical change.
7. Sublimation is a change from solid to liquid phase.
8. Mixing salt and sugar is an example of chemical change.
9. Evaporation is a process of changing liquid to gas.
10. Burning of paper is a physical change.
pahelp naman po, kelangan ko na talaga e. (:
Directions: Modified True or False: Write TRUE if the sentence is correct, if FALSE, change the underlined word or group of words to make the sentence correct.
1. When chocolate melts, a chemical change occurs.
2. In physical change the molecules of matter do not change.
3. Deposition is a physical change.
4. A chemical change happens when only the appearance of the substance is changed.
5. Condensation occurs when liquid water changes into a gas.
6. Changing the size and shape of a substance is a physical change.
7. Sublimation is a change from solid to liquid phase.
8. Mixing salt and sugar is an example of chemical change.
9. Evaporation is a process of changing liquid to gas.
10. Burning of paper is a physical change.
pahelp naman po, kelangan ko na talaga e. (:
Answers & Comments
Answer:
1.false
2.true
3.false
4.true
5.true
6.true
7.false
8.true
9.true
10.true