Direction: Read each item carefully then choose the letter of the correct answer.
1. A duck flies 60 meters in 10 seconds. What is the duck’s speed?
A. 600 m/s C. 6 m/s
B. 50 m/s D. 70 m/s
2. A beetle crawls 2 cm/minute for ten minutes. How far did it crawl?
A. 8 centimeters C. 20 centimeters
B. 5 centimeters D. 30 centimeters
3. A force is described as...
A. A push only C. A push or a pull
B. A pull only D. none of the above
4. The basic SI unit of length is the ______.
A. Meter C. inch
B. Foot D. mile
5. A bicycle has an average speed of 2 m/s. This means ____.
A. It can travel 4 meters in 2 seconds
B. In 1 second, it travel 1 meter
C. It takes 2 seconds to travel 1 meter
D. It can travel 2 kilometers in one hour
6. A cyclist travels 40 km in 2 hours, what is his average speed?
A. 80 km/h C. 20 km/h
B. 60 km/h D. 10 km/h
7. What is the basic unit for measuring time?
A. Hour C. second
B. Minute D. month
8. Which of the following affects the motion of an object?
A. Gravity C. force
B. Friction D. all of the above
9. You want to measure how far is the distance of your school to the Brgy hall,
what unit of measure is appropriate to us?
A. cm B. km C. m D. mm
10. What causes the object that moves along a surface to slow down and
eventually stop?
A. friction C. gravity
B. energy D. force
11. Which illustration does not shows object in motion
12. What is the basic unit for measuring distance?
A. hour B . kilometer C. second D. milimeter
13. Which illustration shows the movement of the hula hoop around your body?
1. Which of the following DOES NOT belong to the group?
A. aluminum C. copper
B. plastic D. iron
2. Some materials which allow an electric current to flow through them are
called ____________ of electricity.
A. insulators C. conductors
B. convectors D. radiators
3. Materials that block an electric current from flowing are called
____________.
A. insulators C. conductors
B. convectors D. radiators
4. Why are electric wire usually made up of copper?
A. Because copper is a good insulator.
B. Because copper is a good conductor.
C. Because copper is a poor insulator.
D. Because copper is a poor conductor.
5. Which is the best conductor of electricity?
A. aluminum C. gold
B. copper D. silver
6. Which of the following is an insulator?
A. iron C. water
B. rubber D. aluminum
7. The main reason for using aluminum to make cooking pans is because:
A. It is a good conductor of heat.
B. It is a good conductor of electricity.
C. It has a very high density.
D. It is very strong.
8. You can protect yourself from the harmful effects of conductors by using
___________.
A. conductors C. convectors
B. insulators D. radiators
9. Which of the following materials are good conductors of heat?
A. ceramic cups, disposable glass, silver
B. iron nail, silver, copper
C. glass, cloth, paper
D. aluminum, plastic, rubber
10. Which among the following materials is useful in cooking food?
A. ceramic mug C. aluminum casserole
B. metal spoon D. plastic cup
11. Why is electrical wiring usually covered with a layer of plastic?
A. To help electricity flow along the wire
B. To make it look better
C. To save electricity
D. To make it safe
12. What colors are reflected when an object appears black?
A. none C. red and blue
B. all colors D. black
13. Which object would absorb the most light and heat?
A. black shirt C. green leaf
B. red apple D. white car
14. Which object would reflect the most light?
A. black shirt C. green leaf
B. red apple D. white car
15. If red and green lights are shining on a red apple, what happens to the red
and green lights?
A. Both are absorbed.
B. Both are reflected.
C. Red is reflected and green is absorbed.
D. Green is reflected and red is absorbed.
16. When objects absorb light, the energy that was once travelling through the
wave is absorbed into the object and converted to heat, causing the
temperature of the object to __________.
A. fall C. stay the same
B. rise D. keep still
17. White absorbs all colors while black reflects all colors.
A. True C. False
B. Maybe D. Not at all
18. Black and colored objects absorb ___________ than white ones.
A. less heat C. the same amount of heat
B. more heat D. no heat
19. During hot or summer days, people must wear _____________.
A. white or light-colored clothes C. black clothes
B. dark-colored clothes D. any color of clothes
20. Which set of objects are usually black and are more absorbent of heat?
A. carbon paper, roof, bag C. coal, tires, iron, magnet
B. hair, laptop, clothes D. flower, paper, vase
1. You are walking one afternoon to go to your uncle’s house. You are aware
that exposure to sun light can lead to certain diseases. What material can
you use in order to block the sun?
A. Umbrella C. Books
B. Bag D. Rain coat
2. The following are examples of materials that transmit light. Which one is not
useful?
E. Picture frames
F. Windows of houses
G. Glass doors covered with designed plastic
H. Display cabinet door
3. Why do most people in tropical countries use white paint for their homes?
E. To shade their house
F. To absorb heat
G. To makes feel cool and comfortable
H. To decrease the temperature
4. Why light absorbed by the plants useful?
E. It makes the plants green
F. Over expose of plant to light makes plants die.
G. Light is reflected and increasing its temperature.
H. It makes the environment cool.
5. Why do people enjoy the shade of the tree during summer?
E. It reflects light
F. It absorbs light
G. It blocks light
H. It transmits light
6. A circuit has power supply, load, switch and a __________.
A. Battery C. Wires
B. Bulb D. Motor
7. What supplies energy in an electric circuit?
A. conductor C. Wire
K. Light bulb D. A battery
8. What needs to be done to this circuit so that the lamp lights up?
A. Close the switch C. Add a cell and close the circuit
B. Add another lamp D. Add a motor and close the switch
11.What is the function of a power source in a circuit?
A. It provides a steady source of electricity
B. It provides a means through which the circuit can be
broken
C. It opens and closes the circuit
D. It resist the flow of electrons
12.What might happen if wires weren't protected with rubber or plastic?
A. The power source will no longer provide a flow of current
B. We would be harmed from electric shock
C. The circuit would be broken
D. The current will not flow
12.What might happen if wires weren't protected with rubber or plastic?
A. The power source will no longer provide a flow of current
B. We would be harmed from electric shock
C. The circuit would be broken
D. The current will not flow
13.In a simple series circuit, why does the bulb light when you close the
switch?
A. Because the switch produces electricity
B. Because closing the switch completes the circuit
C. Because closing the switch breaks the circuit
D. Because the switch provides enough power supply
14.A battery is used to light a bulb as shown. A second bulb is connected by
closing switch S. What happens to the bulbs?
A. The right bulb goes out; the left bulb lights up.
B. The right bulb gets dimmer; both bulbs have the same
brightness.
C.The right bulb gets brighter; both bulbs have the same
brightness.
D.The right bulb stays the same; the left bulb does not light.
1. Which is an example of a temporary magnet?
A. bar magnet C. horseshoe magnet
B. electromagnet D. magnetite
2. Which can increase the strength of an electromagnet?
A. increasing the number of batteries and coils around the nail
B. Increasing the number of batteries or coils around the nail
C. decreasing the number of batteries or coils around the nail
D. Decreasing the number of batteries or coils around the nail
3. The following statements are not true about electromagnet, EXCEPTone.
A. The smaller the size of the battery, the stronger is the
electromagnet is.
B. The bigger the size of the soft-iron core is, the weaker the
electromagnet is.
C. The greater the number of batteries, the weaker the
electromagnet is.
D. The greater the number of batteries, the stronger the
electromagnet is.
4. Which is TRUE about electromagnets?
A. They are permanent.
B. They don’t need a battery.
C. Increasing the battery makes the electromagnet weaker.
D. Increasing the number of coils makes the electromagnet stronger.
5, Manny wants to increase the strength of an electromagnet. What
should Manny do?
A. Decrease the amount of electric current.
B. Remove the iron core.
C. Stop the flow of electricity.
D. Increase the turns of the wire.
Direction: Select the sentences that show the importance of
electromagnet in our daily lives
A. Electromagnets are used in generators, electric motors and
Transformers
B. These are also used in lifting and dropping heavy objects like
cars in junkyards, and lifting magnets levitation trains to enable
them to move extremely fast and energy efficient.
C. We should always conserve electricity.
D. MRI or magnetic resonance imaging uses magnetic fields to
create an image inside the body.
E. Wire is used in making an electromagnet.
