1. Which band of frequency is suitable for communication over great distances?

2. A _____________ is a preserved remains of animals and plants that lived in the past.

3. The boundary line between the Earth's crust and mantle was discovered by _________________.

English (Difficult):

3. _________in a narrative or creative writing is the sequence of events that make up a story whether it is told, written, filmed or sung.

4. Refers to the general process of change in populations of organisms over a period of time.

5. These are chemical substances produced by the endocrine glands that have specific regulatory effects on cells in different parts of the body.

6. This is the point where the weight of a rigid body is concentrated

7. It is ___________________ is the union of the egg cell and the sperm cell which happens in the fallopian tube.

1. What do we call the study of the behavior of light?

Filipino (Average):

9. Isang uri ng tula na nagmula sa Italya na may labing-apat na taludtod at sampung pantig sa bawat taludtod.

2. Segment or segments of DNA which makes up a chromosome.

3. When balancing equations, the rule is that you can only add, change, and remove ____________

4. It is an electromagnetic wave with frequency or energy which is greater than that of violet light.

AP (Average):

11. Ito ay tumutukoy sa isang uri ng iskemang subcontracting kung saan ang subcontractor ay walang sapat na puhunan upang gawin ang trabaho o serbisyo at ang pinasok niyang manggagawa ay may direktang may kinalaman sa mga gawain ng kompanya

5. The Law of Conservation of Mass states that the total mass of the reactants should be

6. It_________________ favors the survival of fit organisms and the persistence of genes that contribute to their ecological success.

7. The sugars found in fruits and is twice as sweet as glucose is called ______________.

1. What do we call the mirror which produces images that are similar to the objects they reflect?

2. Identify this type of reaction:  Al (s) + HCl (aq) → AlCl₃ (aq) + H₂ (g)

3. A fetus' body is covered with fine white hair called ___________.

In the following reaction, what sign is there that a precipitation reaction took place? AgNO₃ (aq) + NaOH (aq) → AgOH (s) + NaNO₃ (aq)4.

5. The following reaction is an example of what reaction type?  CoCO₃ → CoO + CO₂

6. Balance this equation.

_CF₄ + _Br₂ -- _CBr₄ + _F₂