Quarter 3 FORCE
AND MOTION 6th
Grade Science Reviewer 50
Questions with Answers
Direction: Choose the letter with the best answer.
Write your answer on your answer sheet.
1. It is a push or pull upon an object resulting from objects interacting with one another.
- machine
- work
- force *
- effort
2. Which is not one
of the effects of force on objects?
- Force can make object travel in time. *
- Force can stop a moving object.
- Force can change the size and shape of an object.
- Force can change the speed of a moving object.
3. It is a force that
pulls objects towards one another.
- electric force
- gravitational force *
- magnetic force
- frictional force
4. What force is
generated by two surfaces that contact and slide against each other?
- gravitational force
- nuclear force
- magnetic force
- frictional force *
5. The _________
makes all objects fall toward the center of Earth.
- friction
- sun
- electricity
- gravity *
6. The following are
kinds of friction except ___________.
- static friction
- magnetic friction *
- rolling friction
- sliding friction
7. The friction
between moving objects and a liquid or between an object moving in the air is
called ____________.
- rolling friction
- fluid friction *
- sliding friction
- static friction
8. The kind of
friction known as dry friction which occurs
when two objects rub against
each other.
- static friction
- sliding friction *
- rolling friction
- fluid friction
9. Which has the
greatest friction?
- smooth floor
- rough floor *
- wet floor
- tiled floor
10. What force do the
brakes on a car produce to stop moving?
- weight
- gravity
- magnet
- friction *
11. It is the ability
to do work.
- friction
- energy *
- magnet
- gravity
12. Which is not one
of the forms of energy?
A. electrical energy
B. heat energy
C. simple energy *
D. sound energy
13. What form of
energy travels through empty space?
A. nuclear energy
B. sound energy
C. radiant energy *
D. heat energy
14. What energy is
produced by vibrating objects?
A. light energy
B. sound energy *
C. thermal energy
D. mechanical energy
15. What energy can
be transferred through conduction,
convection, or radiation?
A. heat energy *
B. nuclear energy
C. sound energy
D. electrical energy
16. The energy
produced by moving electrons is called ___________.
A. electrical energy *
B. sound energy
C. thermal energy
D. mechanical energy
17. The form of
energy due to the movements of the
molecules.
A. heat energy *
B. sound energy
C. nuclear energy
D. mechanical energy
18. It states that
energy can neither be created nor destroyed, it only changes in form.
A. Law of Friction
B. Law of Conservation of Energy *
C. Law of Gravity
D. Law of Energy
19. Which is not one
of the uses of radiant energy?
A. It is used in medicine.
B. It is used for making
food.
C. It is used for drying
and heating.
D. It is used in
transportation. *
20. The following are
uses of sound energy except
___________.
A. used in geology
B. used in communication
C. used in heating *
D. used in medicine
21. What energy is
used in different industries and at home that makes appliances work?
A. nuclear
B. electrical *
C. mechanical
D. chemical
22. What energy
changes are shown when you turn on the
flashlight?
A. light to chemical
B. electrical to heat
C. sound to light
D. chemical to light *
23. Which statement
is correct about energy?
A. Energy can be created
and destroyed.
B. Energy is loss during
energy transformation.
C. Energy is gained
during energy conversion.
D. Energy can neither be created nor destroyed. *
24. What energy is
formed and released into the
environment during transformation of energy?
A. heat *
B. chemical
C. sound
D. light
25. The transfer of
energy from one form to another is called
___________________.
A. energy transformation
*
B. Law of Conservation of Energy
C. thermal transfer
D. Law of Transfer
26. These are simple
tools that multiply the force to
make work faster and easier.
A. electric machines
B. simple gadgets
C. simple machines *
D. compound machines
27. Tools that
consists of two or more simple machines are called ___________.
A. simple machines
B. latest machines
C. compound machines *
D. electronic machines
28. It is a simple
machine that has sloping surface that
lessens the effort exerted in
transporting
weight over a distance and height.
A. pulley
B. screw
C. inclined plane *
D. wheel and axle
29. A simple machine
consisting of a beam or rigid rod pivoted
at a fixed hinge, or fulcrum is
called _______.
A. pulley
B. wedge
C. lever *
D. screw
30. The _________ is
a double inclined plane that
is sharpened to an end.
A. wedge *
B. pulley
C. screw
D. lever
31. Which of the
following is not a simple machine?
A. pulley
B. sewing machines *
C. wedge
D. screw
32. It is a form of
inclined plane that is wrapped around a central shaft.
A. wheel and axle
B. lever
C. screw *
D. pulley
33. It is a modified
wheel and axle that carries a flexible rope, cord, cable, chain or belt on its
rim.
A. lever
B. pulley *
C. wedge
D. screw
34. What simple
machine has the same appearance with
a pulley, but it has a wheel
that is fixed to
the axle?
A. lever
B. pulley
C. inclined plane
D. wheel and axle *
35. The point on
which a lever rests or is supported and on
which it pivots is called _____.
A. effort arm
B. fulcrum *
C. resistance load
D. resistant arm
36. Why can machines
make our work easier and
faster?
A. Machines resists force.
B. Machines conquers great force with less effort.*
C. Machines can stand wear and tear.
D. All of the above
37. Which machine
would help a construction worker
lift a heavy steel bar to the top
of the
building?
A. fixed pulley *
B. inclined plane
C. lever
D. wedge
38. Which simple
machine is a double inclined plane
used for cutting wood?
A. axe
B. pulley
C. lever
D. wedge *
39. Memong opened a
can of biscuit with a spoon. What
kind of simple machine is the spoon ?
A. lever *
B. inclined plane
C. screw
D. wedge
40. Mr. Losande
bought a horse. How could he make the
horse go up to the truck?
A. use a pulley
B. use an inclined plane *
C. use a wedge
D. use a lever
41. It is a push or
pull on an object that can cause an
object to accelerate, slow down, remain in
place, or change shape.
A. wedge
B. energy
C. force *
D. strength
42. It is the ability
to do work.
A. force
B. calorie
C. energy *
D. strength
43. The resistance to
motion of one object moving relative to another is called __________.
A. magnet
B. gravity
C. energy
D. friction *
44. An invisible
force that pulls objects toward each other
is called __________.
A. gravity *
B. friction
C. force
D. magnet
45. It is produced
from a vibrating body that travel through the air or another medium as an
audible mechanical wave.
A. heat
B. radio
C. force
D. sound *
46. It is a form of
energy that flows hot objects to cool objects.
A. heat *
B. sound
C. wind
D. electricity
47. It is a form of
energy that travels in a straight
line.
A. light *
B. wind
C. sound
D. heat
48. A _______ is a triangular
shaped tool, and is a
portable inclined plane, and one of the six simple
machines.
A. wedge *
B. pulley
C. screw
D. lever
49. It is a simple
machine that has a long and thin metal shaft with threads spiraling along its
length.
A. screw *
B. lever
C. pulley
D. wedge
50. What simple
machine is made by looping a rope
over one or more wheels?
A. inclined plane
B. wedge
C. lever
D. pulley *
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