Summative Test in Science 6 No. 2 Quarter 3
I. Choose the letter of the correct
answer.
1. A form of energy possessed by a moving object or energy stored in
the structure of the object due to its position.
a. Mechanical Energy c.
Chemical Energy
b. radiant or Light Energy d. Electrical Energy
2. It is a form of energy that travels through empty space.
a. Mechanical Energy c.
Chemical Energy
b. radiant or Light Energy d. Electrical Energy
3. A form of energy produced by moving electrons.
a. Mechanical Energy c.
Chemical Energy
b. radiant or Light Energy d. Electrical Energy
4. It is produced when two different materials are rubbed together.
a. electric current c.
static electricity
b. electrical energy d.
nuclear energy
5. It is the energy produced by vibrating objects.
a. Sound Energy c.
Thermal Energy
b. Nuclear Energy d.
electric current
6. A form of energy present in everybody due to the motion of
molecules.
a. Sound Energy c.
Thermal Energy
b. Nuclear Energy d.
electric current
7. Energy released during nuclear fusion or nuclear fission.
a. Sound Energy c.
Thermal Energy
b. Nuclear Energy d.
electric current
8. Which of the following possesses chemical energy?
I. gasoline II. Medicine
III. television IV.
Generator
a. I & II c. I & IV
b. II & III d. III & IV
9. Which is used by the girl to produce motion in the bookshelf as
shown in the picture below?
a. force
b.
friction
c.
a pulley
d. gravity
10. What energy is present in a moving object?
a.
chemical energy c. nuclear
energy
b.
kinetic energy d. potential
energy
11. Which of the following is not an example of kinetic energy being
converted to potential energy?
a. releasing of an arrow c.
pulling a plow on a rice field
b. releasing a compressed spring
d. a basketball player jumping for a rebound
12. Which energy transformation occurs in an electric iron?
a. heat to
light c. heat to
electricity
b.
light to heat d.
electricity to heat
13. Which type of energy uses magma or hot dry rocks to generate
electricity?
a.
hydroelectric c. nuclear
b.
geothermal d. solar
14. Which of the following is not the use of sound energy?
a.
Sound is used to map the ocean floor
b.
sound helps track earthquakes
c.
sound is used to generate electricity
d.
sound is used to see internal organs
15. Which of the following shows that chemical energy is changed to
mechanical energy?
a.
lighting of candle
b.
switching on of a flashlight
c.
using sunlight to dry up clothes
d.
an athlete run after drinking water
16. Which situation does not show the transformation of potential
energy to kinetic energy?
a. The archer puts an arrow into a bow
then releases it.
b. During a baseball game, a good
outfield caught a flying ball.
c. Huge boulder started rolling down
during an earthquake.
d. A bowling player slowly throws a ball
down the lane.
17. A stone is dropped from a cliff. How does the energy of the stone
change as it falls from the cliff to the ground below?
a. potential to kinetic c. kinetic to mechanical
b. chemical to mechanical d. kinetic to potential
18. It is the distance
travelled within a certain time.
a.
speed c.
velocity
b.
inertia d.
acceleration
19. The change of velocity over time, it is measured in meter per
second or m/s.
a.
speed c.
velocity
b.
inertia d.
acceleration
20. It is the speed of a moving object in specified direction.
a.
speed c.
velocity
b.
inertia d.
acceleration
II. Read each problem
carefully and answer.
1. Arriane jogged on the backyard lawn for 2.5
hours. She covered a distance of 7 kilometers. What is her speed?
2. The fastest flying bird is the peregrine
falcon. Its average speed is about 310.5 km/h. How many kilometres would have
been covered by the bird after traveling for 2.5 hours?
3. A bus was cruising at 25 m/s along
MacArthur Highway. The driver stepped on the brakes, causing the bus to slow
down to 20 m/s in 10 seconds. Express velocity in m/s. What was the
acceleration of the bus?
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