Energy How Things Work Class 5 Extra Questions MCQ EVS Chapter 7

During revision, students quickly go through Class 5 EVS Extra Questions Chapter 7 Energy How Things Work Class 5 Extra Questions MCQ with Answers for clarity.

Class 5 Energy How Things Work Extra Questions

Class 5 EVS Chapter 7 Energy How Things Work Extra Questions

Energy How Things Work Extra Questions Class 5

Question 1.
Look at the pictures and do the following actions.

(a) Draw a circle (O) below the picture/pictures where solar energy is used.
(b) Put a tick (✓) below the picture/ pictures where wind energy is used.
(c) Draw a star (*) below the picture/ pictures flowing water is being used.
(d) Draw a smiley face ( ) below the picture/pictures where fuel is being used.
Answer:

Question 2.
Why do people in cold regions keep their cattle on the ground floor of their house?
Answer:
People in cold regions keep their cattle on the ground floor because the heat from the animals helps keep the rooms warm during winter.

Question 3.
Why should we use fuel carefully?
Answer:
We should use fuel carefully because burning fuels like wood, coal, petrol, and diesel creates smoke and pollution, which is harmful to our health and the environment.

Question 4.
What are the safety rules to follow while using electricity?
Answer:
We should follow these safety rules while using electricity:

• Do not touch wires or parts of electrical devices when they are plugged in.
• Do not put fingers or any objects like pens or sticks into electrical sockets.
• Stay away from broken wires or fallen electric poles and inform an adult.
• Never play near electric boxes or transformers.

Question 5.
Match the pictures in Column A with their correct source of energy in Column B.

Answer:
(i)-(b), (ii)-(d), (iii)-(e), (iv)-(a), (v)-(c)

Energy How Things Work Class 5 Extra Questions for Practice

Energy How Things Work Class 5 MCQ

Question 1.
What kind of energy is produced on plucking the rubber bands tied on a cardboard box?
(a) Sound energy
(b) Heat energy
(c) Light energy
(d) Electrical energy
Answer:
(a) Sound energy

Question 2.
Which of these is used as a fuel in cooking food?
(a) Juice
(b) Milk
(c) Oil
(d) Water
Answer:
(c) Oil

Question 3.
In cold regions, what do people save by keeping their cattle on the ground floor of their house?
(a) Water
(b) Firewood and electricity
(c) Food
(d) Space
Answer:
(b) Firewood and electricity

Energy How Things Work Class 5 Fill in the Blanks.

Question 1.
Burning wood or coal creates smoke and ………..
Answer:
Pollution

Question 2.
……….. bulbs use less electricity.
Answer:
LED

Question 3.
……….. spin with the wind to make electricity.
Answer:
Windmills

Energy How Things Work Class 5 True or False

Question 1.
The Sun is a source of clean energy.
Answer:
True

Question 2.
Ships use solar energy to sail on water.
Answer:
False

Question 3.
Batteries contain stored energy.
Answer:
True

Energy How Things Work Class 5 Match the Following.

Question 1.
Column A — Column B
(i) Food — (a) Powers a fan
(ii) Sun — (b) Moves a windmill
(iii) Wind — (c) Gives light and heat
(iv) Electricity — (d) Helps us move
Answer:
(i) Food — (d) Helps us move
(ii) Sun — (c) Gives light and heat
(iii) Wind — (b) Moves a windmill
(iv) Electricity — (a) Powers a fan

Very Short Answer Type Questions

Question 1.
What does the Sun give us?
Answer:
Heat and light

Question 2.
Name the world’s first airport to run entirely on solar energy.
Answer:
Cochin International Airport

Question 3.
Name a device that changes sunlight into electricity.
Answer:
Solar panel

Short Answer Type Questions

Question 1.
What does energy efficiency mean?

Question 2.
How does Vaastu Shastra help in saving energy?

Long Answer Type Question

Question 1.
What is the importance of using clean energy? Name three clean sources of energy and give one example where each of them is used.

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