Science Grade 5

1. Science

2. Recognizing Useful
and Harmful Materials

3. Get Three items from
your bag.

4. Identify each item and
describe it.

5. Now, answer the
following questions.
1. What is the object made of?
2. Are these materials safe or
harmful? Why?

6. Showing of pictures

7. 1. Can you describe the
materials shown?
2. What are the similarities and
differences of materials given?

8. Bring out the following
materials:
Manila paper
Pentel Pen

9. Activity Time

10. Look around outside of
the classroom, then list
down at least 20
materials you have
seen.

11. After that, classify their list as
useful or harmful materials.
Useful Materials Harmful Materials

12. Answer the following questions.
1. How did you classify the materials?
2. Why do we need to know which
material are useful and harmful?
3. Open your books to page 4 and
read about Recognizing Useful and
Harmful materials.

13. Answer the following questions.
1. Aside from the material given in the
text, what other materials in your
home can you consider harmful? Why
do you consider them as harmful
materials?
2. How do you properly dispose of the
materials you have listed above?

14. Answer the following questions.
1. Aside from the material given in the
text, what other materials in your
home can you consider harmful? Why
do you consider them as harmful
materials?
2. How do you properly dispose of the
materials you have listed above?

15. Write down the differences
between useful and harmful
materials in tabular form.
Useful Materials Harmful Materials

16. Answer key:

17. Open your book to page 7 and
answer the Lets Check and Lets
Apply It.