Class 4 Science MCQs Chapter 5
Updated: 02 Oct 2022
3690
Welcome to tehkals.com, your go-to destination for Class 4 Science MCQs Chapter 5. Explore our comprehensive collection of Class 4 Science MCQs of Chapter No. 5, focusing on “Forms of Energy and Energy Transfer.”
If you want to succeed and clear your PST, CT, DM, PT, CT, TT, SST, and SS Tests, then our comprehensive MCQs (Multiple Choice Questions) provide the perfect solution by giving the treasure of knowledge and bank of MCQs.
Class 4 Science MCQs Chapter 5
Forms of Energy and Energy Transfer
Chapter No. 5 Test # 1
1. The ability to do work is called ________.(a) Matter
(b) Energy
(c) Density
(d) Work
Show Answer
Energy
2. The biggest source of energy is the______.
(a) Moon
(b) Stars
(c) Sun
(d) None of these
Show Answer
Sun
3. Water (flowing), air, coal, oil, gas and wood are the sources of______.
(a) energy
(b) Sun
(c) Gas
(d) None of these
Show Answer
energy
4. _______ can be transformed into another form.
(a) Energy
(b) Water
(c) Both a & b
(d) None of these
Show Answer
Energy
5. Electricity produced from the fast-flowing water is called as_______.
(a) Hydroelectricity
(b) Solar
(c) Mechanic
(d) None of these
Show Answer
Hydroelectricity
6. How hydroelectricity is made?
(a) Dam is built and water of river is stored in a lake at certain height.
(b) The store water flows very fast through a tunnel and runs a turbine.
(c) The turbine runs a generator which produces electricity.
(d) All of these
Show Answer
All of these
7. In thermal power station, _______ is/are used to produce electricity.
(a) Coal
(b) Oil
(c) Gas
(d) All of these
Show Answer
All of these
8. How electricity is produced in thermal power station.
(a) Burn coal, oil or gas to change water into steam.
(b) The steam is used to run a turbine.
(c) The turbine runs a generator to produce electricity.
(d) All of these
Show Answer
All of these
9. There are _______ reserve of sources of energy like coal, oil and gas.
(a) Limited
(b) Unlimited
(c) Vide range
(d) None of these
Show Answer
Limited
10. Coal, oil and gas are made in _______ of years.
(a) 10
(b) Hundreds
(c) Thousands
(d) millions
Show Answer
millions
11. In windmill, electricity is produced from the energy of_______.
(a) Sun
(b) Water
(c) Coal
(d) fast wind
Show Answer
fast wind
12. _______is a form of energy that helps us to see things around us.
(a) Light
(b) Coal
(c) Mobile cell
(d) None of these
Show Answer
Light
13. The sun, stars and lighting are the _______sources of light.
(a) Artificial
(b) Natural
(c) Thermal
(d) Hydro
Show Answer
Natural n
14. Candle, oil lamp, torch, electric bulb are the ________sources of light.
(a) Artificial
(b) Natural
(c) Thermal
(d) Hydro
Show Answer
Artificial
15. _______ travels in all directions in straight lines.
(a) Light
(b) Coal
(c) Mobile cell
(d) None of these
Show Answer
Light
16. When light cannot pass through an object, a _________of that object is formed behind it.
(a) Image
(b) Imaginary image
(c) Shadow
(d) None of these
Show Answer
Shadow
17. Light always travels in _________ path.
(a) Zig zag
(b) Waves
(c) Straight
(d) no path
Show Answer
Straight
18. When light strikes the shiny and smooth surface of mirror, it bounces back and enters our eye; this is called ___________of light.
(a) Refraction
(b) Reflection
(c) Diffraction
(d) Diverging
Show Answer
Reflection
19. Due to _________ of light, we can see our image in mirror.
(a) Refraction
(b) Reflection
(c) Diffraction
(d) Diverging
Show Answer
Reflection
20. There are _________colors in sunlight.
(a) Five
(b) Six
(c) Seven
(d) One
Show Answer
Seven
21. the colors present in sunlight are:
(a) Red, orange, yellow
(b) Green, blue
(c) Indigo, violet
(d) All of these
Show Answer
All of these
22. After rain when sunlight pass through water droplets suspended in the air, they divide it into seven colors which is called________.
(a) Prism
(b) Rainbow
(c) Both a & b
(d) None of these
Show Answer
Rainbow
23. ________ is the form of energy that is produced by vibrations in an object.
(a) Prism
(b) Rainbow
(c) Sound
(d) Producer
Show Answer
Answer: Sound24. The vibrating object produces ________.
(a) Prism
(b) Rainbow
(c) Sound
(d) Producer
Show Answer
Answer: SoundChapter No. 5 Test # 2
25. Sound needs some _________ to travel.(a) Vacuum
(b) Light
(c) Medium
(d) None of these
Show Answer
Medium
26. The sound reaches our ears through particles of the _______
(a) Vacuum
(b) Light
(c) Air
(d) None of these
Show Answer
Air
27. The _________ present in our throat produce sound.
(a) vocal cards
(b) Mic system
(c) No cards
(d) Simple cards
Show Answer
vocal cards
28. Sound cannot travel in________.
(a) Vacuum
(b) Iron
(c) Medium
(d) None of these
Show Answer
Vacuum
29. When sound bounces back from an object (reflects) at a certain distance and we hear it again, it is called ____.
(a) Real sound
(b) No sound
(c) Echo
(d) None of these
Show Answer
Echo
30. _________ use echo to catch its prey in darkness.
(a) Rat
(b) Cat
(c) Bat
(d) None of these
Show Answer
Bat
31. A hard and smooth object ________ sound better.
(a) Refracts
(b) Reflects
(c) Both a & b
(d) None of these
Show Answer
Reflects
32. To hear a clear echo, the reflecting surface should be at least _______meters away from the source of sound.
(a) 7
(b) 17
(c) 27
(d) 37
Show Answer
17
33. Heat is a form of ________.
(a) Matter
(b) Energy
(c) Coal
(d) Oil
Show Answer
Energy
(a) Cold to hot
(b) Hot to cold
(c) Hot to hot
(d) Cold to cold
Show Answer
Hot to cold
35. _______ is used to measure the hotness or coldness of an object.
(a) Temperature
(b) Energy
(c) Thermometer
(d) None of these
Show Answer
Thermometer
36. The instrument used to measure temperature iscalled ______.
(a) Temperature
(b) Energy
(c) Thermometer
(d) None of these
Show Answer
Thermometer
37. In thermometer, ______ present in its bulb.
(a) Mercury
(b) Alcohol
(c) Both a & b
(d) None of these
Show Answer
Both a & b
38. When the bulb of thermometer touches a hot object, the mercury or alcohol _______________
(a) Expands
(b) Contracts
(c) Both at same time
(d) None of these
Show Answer
Expands
39. When the bulb of thermometer touches a cold object, the mercury or alcohol _______
(a) Expands
(b) Contracts
(c) Both at same time
(d) None of these
Show Answer
Contracts
40 Doctors usually measure temperature in _______ scale.
(a) Centigrade
(b) Fahrenheit
(c) Kelvin
(d) None of these
Show Answer
Fahrenheit
41. The symbol of Fahrenheit scale is _______
(a) {}^o F
(b) {}^o C
(c) {}^o Fa
(d) {}^o Cd
Show Answer
{}^o F
42. The symbol of degree centigrade is _______
(a) {}^o F
(b) {}^o C
(c) {}^o D
(d) {}^o Cd
Show Answer
{}^o C
43. To describe the condition of weather, _______ is used.
(a) {}^o F
(b) {}^o C
(c) {}^o Fa
(d) {}^o Cd
Show Answer
{}^o C
44. When the object is hot, its temperature _______
(a) Increases
(b) Decreases
(c) Both at the same time
(d) None of these
Show Answer
Increases
45. When the object is cold, its temperature _______
(a) Increases
(b) Decreases
(c) Both at the same time
(d) None of these
Show Answer
Decreases
46. Fahrenheit and degree centigrade are the units of _______.
(a) Hotness
(b) Coldness
(c) Temperature
(d) None of these
Show Answer
Temperature
Chapter No. 5 Test # 3
47. Electricity or electric energy is produced by _______(a) Water
(b) Air
(c) Generators
(d) None of these
Show Answer
Generators
48. The electricity supplied to our homes through _______
(a) Wi Fi Signals
(b) Mechanical energy
(c) Wires
(d) Signals
Show Answer
Wires
49. Cells and batteries are the sources of________ energy.
(a) Sound
(b) Heat
(c) Electrical
(d) None of these
Show Answer
Electrical
50. In toys, torch, clock etc _______ is used.
(a) Cells
(b) Batteries
(c) Both a & b
(d) None of these
Show Answer
Both a & b
51. For running devices in our homes _______ energy is used.
(a) Sound
(b) Heat
(c) Electrical
(d) None of these
Show Answer
Electrical
52. Electrical energy can be transformed into other forms of energy like:
(a) Heat
(b) Light
(c) Sound
(d) All of these
Show Answer
All of these
53. In heater, the electrical energy changes into _______
(a) Sound
(b) Heat
(c) light
(d) None of these
Show Answer
54. In electric bulb, the electrical energy changes into _______
(a) Sound
(b) Heat
(c) Light
(d) None of these
Show Answer
Light
55. In loud speaker, the electrical energy changes into _______
(a) Sound
(b) Heat
(c) Electrical
(d) None of these
Show Answer
Sound
56. The path of current is called a/anelectric ________.
(a) Power
(b) Energy
(c) Heater
(d) circuit
Show Answer
circuit
57. When the switch is turned “ON” the path of electric current is _______
(a) Open
(b) Complete
(c) Infinite
(d) None of these
Show Answer
Complete
58. When the path of electric current is complete, the bulb is _______
(a) ON
(b) OFF
(c) Both a & b
(d) None of these
Show Answer
ON
59. The system of life is working due to _______ of one form of energy into another.
(a) Creation
(b) Destroyed
(c) Transformations
(d) None of these
Show Answer
Transformations
60 _______ helps us to see things.
(a) Moon
(b) Light
(c) Sound
(d) None of these
Show Answer
Light
61. Sound is produced by _______ objects.
(a) Vacuum
(b) Vibrating
(c) Electrical
(d) None of these
Show Answer
Vibrating
62. The temperature of hot objects is _______ than the temperature of cold objects.
(a) Smaller
(b) Greater
(c) Lower
(d) None of these
Show Answer
Greater
63. Which of the following is a not a form of energy?
(a) Light
(b) Sound
(c) Water
(d) Heat
Show Answer
Water
64. We hear echo when sound:
(a) Reaches us direct from the source
(b) comes after bouncing back from a wall at a certain distance.
(c) Comes from a loud speaker
(d) Is very loud
Show Answer
comes after bouncing back from a wall at a certain distance.
65. How many colors are present in sunlight?
(a) 1
(b) 3
(c) 5
(d) 7
Show Answer
7
66. If you take your hand nearer to the lighted lamp than to the wall, the shadow of your hand:
(a) Will not form.
(b) will be smaller.
(c) Will be bigger
(d) Will be the same size
Show Answer
will be smaller.
67. Electrical energy can be transformed into:
(a) Heat
(b) Light
(c) Sound
(d) All of these
Show Answer
All of these
Please Write Your Comments