2. I.Select what is being
characterized on each
item. TYPE ONLY THE
LETTER OF YOUR ANSWER
IN CAPITAL LETTERS.
3. A. observation B. flammability C. Toxicity
D. predicting E. viscosity
________1. A skill of finding out
what will happen in the future
based on the observations
previously made.
4. A. observation B. flammability C. Toxicity
D. predicting E. viscosity
________2. It is the ability of
a material to catch fire.
5. A. observation B. flammability C. Toxicity
D. predicting E. viscosity
________3. It means using your
senses to gather information
about an object or event.
6. A. observation B. flammability C. Toxicity
D. predicting E. viscosity
________4. It is the quality
of being toxic or
poisonous.
7. A. observation B. flammability C. Toxicity
D. predicting E. viscosity
________5. It is the ability
of liquids to resist
flowing.
8. F. mass G. weight H. Height
I. Qualitative data J. Quantitative data
________6. It is collected from
simple observations and
descriptions.
9. F. mass G. weight H. Height
I. Qualitative data J. Quantitative data
________7. It is measured and
recorded using numbers.
10. F. mass G. weight H. Height
I. Qualitative data J. Quantitative data
________8. It refers to the distance
between the lowest and highest
points of an object.
11. F. mass G. weight H. Height
I. Qualitative data J. Quantitative data
________9. It is the property
of the heaviness of things.
12. F. mass G. weight H. Height
I. Qualitative data J. Quantitative data
________10. It is the amount
of matter in an object.
15. 1.Which of the following is an
example of chemical change?
a. rotting and decaying
b. cutting wood
c. making ice cubes
16. 2. When water is cooled, it will
change into a solid ice. What change
in the state of matter occurred?
a. solid to liquid
b. liquid to solid
c. liquid to gas
17. 3. When you pour liquid onto a sponge, it
will be absorbed by the sponge. What
property of matter does the sponge have?
a. density
b. porosity
c. volume
18. 4. Which of the following is a good practice
in handling household materials?
a. Store toxic materials in safety
cabinets.
b. Flammable materials must be stored
anywhere else.
c. It is okay not to know the nature of
materials you are using at home.
19. 5. The block of wood has a length of
12 cm, a width of 5 cm and a height
of 4 cm. What is its volume?
a. 240 cm3
b. 260 cm3
c. 440 cm3
20. 6. Which of the following substances
improve the quality, enhance flavor and
increase shelf life of food products?
a. personal care products
b. food additives
c. cleaning agents
21. 7. New substances are formed
when __________________ takes
place.
a. chemical change
b. neutral change
c. physical change
22. 8. What is the best way to dispose
biodegradable wastes such as
banana peeling and leftover food?
a. burn them
b. recycle them
c. bury them in a compost
23. 9. Which of the following is not
evidence of chemical change?
a. production of gas or bubbles
b. color change
c. keeping its original form
24. 10. Which of the following is/are
true about a physical change in
matter?
a. The change is reversible.
b. Melting is an example of
physical change.
c.All of the above
25. 11. Which will result in a
chemical change in a wood?
a. cutting
b. chopping
c. burning
26. 12. Which of the following
does not belong to the group?
a. sublimation
b. condensation
c. rusting
27. 13. Which will result in a chemical
change on a piece of paper?
a. folding the piece of paper
b. burning the piece of paper
c. cutting the piece of paper
28. 14. Which of the following statements is FALSE?
a. Food additives are substances that are
used to enhance the flavor of food or
increase its shelf life.
b. Household materials are very useful.
However, they can cause some harm when
they are not handled properly.
c. Vermicomposting is the use of decayed
fruits and vegetables in decomposing
household and form wastes for
compost purposes.
29. 15. Melting cheese is a
_____________ change.
a. physical
b. chemical
c. mechanical
30. 16. Which statement is correct about the
properties of matter?
a. The mass of an object remains the
same.
b. Objects occupy the same space at
the same time.
c. All matter has the general properties
of mass, weight and volume.
31. 17. A process that is simply
describing what you see, hear,
smell, touch or taste.
a. Observing
b. Inferring
c. Classifying
32. 18. It is the grouping or sorting of
things according to their common
characteristics.
a. Classifying
b. Comparing and Contrasting
c. Observing
33. 19. Which of the following statements
about liquid is correct?
a. Liquid has a fixed volume.
b. Liquids have molecules that are
loose and very far apart.
c. Liquids follow the shape of their
container.
34. 20. Which does not describe solids?
a. They are hard, brittle and
malleable.
b. They have definite shape and
volume.
c. The molecules of solids are far
from each other.
35. 21. What happens to materials that
undergo physical change?
a. They change into a new
material.
b. They keep their original
properties.
c. They form another kind of
material.
36. 22. Which of the following is true
about phases of matter?
a. Solids do not have definite
shape.
b. Solids have definite volume.
c. Liquids do not have definite
volume.
37. 23. Which is a property of
liquid?
a. It is brittle
b. It flows easily.
c. It has a definite shape.
38. 24 Which is a safe storage area for
hazardous chemicals at home?
a. inside a comfort room
b. inside a medicine kit
c. inside a cabinet out of reach
for children
39. 25. Which is the best thing to do after
using some chemicals?
a. Wash hands with alcohol or
thinner.
b. Wash hands thoroughly with
soap and water.
c. Wipe hands with a piece of
cloth.
40. 26. Which is NOT the proper way of using
and handling hazardous materials?
a. Read the product labels.
b. Touch them with your bare
hands.
c. Follow the precautions stated in
the labels.
41. 27. When does rusting occur?
a. It occurs when iron is exposed to
oxygen in air and water or water
vapor.
b. It occurs when iron is exposed to
carbon dioxide.
c. It occurs when iron is exposed to
dust and cleaning agents
42. 28. It refers to the space a
matter occupies.
a. Matter
b. Volume
c. Mass
43. 29. The unit of measurement
for mass is _______.
a. centimeter
b. kilogram
c. liter
44. 30. Which will result in a
physical change in an egg?
a. frying
b. beating
c. mixing it with vinegar
