KSEEB Solutions for Class 5 EVS Chapter 13 Amazing Energy in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 13 Amazing Energy in English Medium (2023).

The world we live in is made up of matter and energy. Human beings are an integral part of nature. They have understood many natural events of the environment and tried to find out the reasons for the changes that take place in the environment. They have learned to think scientifically about the amazement of nature. We, in our daily life, use words like force, work, energy,  etc., Here we provide KSEEB Solutions for Class 5 EVS Chapter 13 Amazing Energy in English Medium (2023) with sample answers to important questions of this chapter. We feel it can be helpful in your exam preparation.👇👇👇

Activity: Name any five works you do.

 Storing water. 

___________________________________________________  ____________________________________________________  ____________________________________________________  ____________________________________________________  ____________________________________________________

Answer-

1. Fetching water.
2. Sweeping up.
3. Chopping wood.
4. Going to the store and getting the necessary materials.
5. Smoking clothes.
6. Cooking.

What works are being done in the above picture? Write it in the space provided below. 

• ___________________________________________________ 
• ___________________________________________________ 
• ___________________________________________________ 
• ___________________________________________________ 
• ___________________________________________________

Answer- 

1. Riding a bicycle.
2. Pulling a hand cart.
3. Crops are being sprayed with chemicals.
4. Throwing the ball.
5. Carrying things on the head.

Think : Why do our elders insist we take nutritious food?

A healthy diet is essential for good health and nutrition. It protects you against many chronic noncommunicable diseases, such as heart disease, diabetes, and cancer. Eating a variety of foods and consuming less salt, sugars, and saturated and industrially-produced trans-fats, are essential for a healthy diet.

Write any four works you do using muscular energy. y ____________________________________________________  ____________________________________________________  ____________________________________________________  ____________________________________________________

Answer-

• Fetching water.
• Sweeping up.
• Running.
• Riding a bicycle.

Write any two works you do at your home using mechanical energy.  _________________________________________________  _________________________________________________

Answer-

• Fan rotation.
• Working with Mixi.

Write any two works done in your home using heat energy.  ____________________________________________________  ____________________________________________________

Answer-

1. Ironing clothes.
2. Heating water.

During winter season condensed oil bottles are kept near the hearth flame or in the sunlight. Why? Think and write.

__________________________________________________________ __________________________________________________________

Answer-Condensed oil containers are placed in the heat of the stove or in the sun to liquefy the condensed oil.

Think: What is the cause of heat energy in charcoal used iron box?

Answer-Burning coal releases heat.

Think: What would have happened if there was no sunlight?

Answer- With no sunlight, photosynthesis would stop, but that would only kill some of the plants—there are some larger trees that can survive for decades without it. Within a few days, however, the temperatures would begin to drop, and any humans left on the planet's surface would die soon after.

Activity: Discuss with friends or elders and write. 

During summer, wet clothes exposed to direct sunlight dry very fast. How? ____________________________________________________ ____________________________________________________ 

Answer: Wet clothes dry due to the evaporation of water from the surface of the cloth. Temperatures are high in summer. Hence, the rate of evaporation is high. Therefore, wet clothes dry faster in summer.

Water level decreases in ponds and wells during summer. Why? 

____________________________________________________ ____________________________________________________ 

Answer:-summer means more daylight and the heat of the sun. Therefore, the wells dry up in summer due to the rapid evaporation of water during the day due to the heat of the sun.

People wait for sunlight during the winter season. Why? ____________________________________________________ ____________________________________________________ 

Answer: People wait for sunlight in winter to get rid of the north cold and keep the body warm. Also, in cold weather, the body can lose its ability to fight viruses and infections.

Why is solar water heaters used? 

_________________________________________________ ____________________________________________________

Ans-Used to heat water. Using a solar water heater can save 70-80% on electricity or fuel bills.

Observe the pictures given below. Identify where solar energy is used.

Answer- 

• In the first picture, solar energy is used on the roof of the car, with the help of which electricity is generated and used to run the car.
• In the second picture, solar energy is used on a boat or ship, with the help of which electricity is generated and used to run the boat or ship.
• In the third picture, solar energy is used on the upper roof of the plane, with the help of which electricity is generated and used to run the plane.
• In the fourth picture, a solar cooker uses solar energy, with the help of which cooking can be easily done at home at a low cost.
• In the fifth figure, water is used for heating or heating. Using a solar water heater can save 70-80% on electricity or fuel bills.
• In the sixth picture, solar energy is used in street lights, with the help of which electricity is generated and light is obtained.

Activity: Write the names of solar energy devices that you have seen or used.

Answer- 

Discuss with friends/elders and write.

Answer- 

Write about the work done by wind energy. 

Example: Production of electricity from wind  ___________________________________________________  ___________________________________________________  ___________________________________________________

Answer-

• Electricity generation from wind.
• Use in windmills.
• Can be used in wind-powered vehicles, water pumps, windsurfing, powered ships, and cargo ships.

What are the adverse effects of cyclones?

Answer- The Effects of Cyclones include loss of human life, animal and marine life damage, a negative impact on the tourism industry, economic losses, and an overall impact on people's social well-being.

Write the names of dams you know, and put a (✔) mark to the ones you have visited. 

1. ___________________ 

2. ___________________

3. ___________________ 

4. ___________________

5. ___________________ 

6. ___________________

Answer-

1. Krishna Raja Sagar Dam.
2. Tunga Bhadra Dam.
3. Hemavati Reservoir.
4. Allamatti Dam.
5. Marikanive Dam.
6. Kabini Dam.

Visit a library. With the help of books, list out the dams built across rivers and hydroelectric power generating stations in Karnataka.

Name the works which can be done by using water energy.

Answer-

Works done using water power.

1. Transport- To operate ships and boats.

2. To generate hydroelectricity.

3. Used in tourism and entertainment.

4. Used to remove wastes from many ores.

Think: What would have happened if there was no electricity?

Ans- 2 situations in which electricity can be saved-

1. Turn off unused lights.

2. Unplug/turn off unused appliances.

Write here the works you know that can be done using bio energy.

Answer-

1. Electricity can be generated to light electric lamps.

2. Biogas can be produced and that gas can be used in cooking stoves.

3. Well water can be used for lifting.

4. It can be used as fuel to perform many functions.

Activity : With the help of your teachers/elders, write the fuels used in the following

Answer- 

If you have appliances that make use of fuel in your home, write them below.

ANSWER- Appliances that make use of fuels

1. Stove • Wood, LPG

2. • Solar water heater for water heating

3. Mixer/Grinder • Electric

Write the different forms of energy that you have learned.

Answer-Different forms of energy-

• 1. Muscular energy
• 2. Mechanical energy
• 3. Thermal/ Heat energy
•  4. Solar energy
• 5. Wind energy
• 6. Stored energy of water
• 7. Electrical energy
• 8. Bioenergy
• 9. Chemical energy 
• 10. Fuel energy

Write other examples of the change of energy from one form to another form.

Answer-

Other examples of energy changing from one form to another are-

• 1. Fuel is converted into mechanical energy. (to move a vehicle)
• 2. Converting wood into thermal energy. (to cook)
• 3. Cycling is the conversion of muscle energy into mechanical energy.
• 4. A mixer/grinder converts electrical energy into mechanical energy.

Amazing Energy Frequently Asked Questions-

1. What is the primary source of energy for the Earth?

a) Wind

b) Solar

c) Geothermal

d) Fossil Fuels

Answer: b) Solar

Explanation: The Sun is the primary source of energy for the Earth, providing solar radiation.

2. Which of the following is a renewable source of energy?

a) Coal

b) Natural Gas

c) Biomass

d) Oil

Answer: c) Biomass

Explanation: Biomass, derived from organic materials, is a renewable source of energy.

3. What is the process by which plants convert sunlight into energy?

a) Photosynthesis

b) Respiration

c) Combustion

d) Fermentation

Answer: a) Photosynthesis

Explanation: Photosynthesis is the process by which plants convert sunlight into energy for their growth.

4. Which type of energy is associated with the motion of particles in a substance?

a) Thermal

b) Mechanical

c) Potential

d) Kinetic

Answer: a) Thermal

Explanation: Thermal energy is related to the motion of particles in a substance.

5. What is the unit of measurement for electrical energy consumption?

a) Joules

b) Watts

c) Kilowatt-hours

d) Newtons

Answer: c) Kilowatt-hours

Explanation: Electrical energy consumption is measured in kilowatt-hours (kWh).

6. Which renewable energy source harnesses the natural heat of the Earth's interior?

a) Solar

b) Wind

c) Geothermal

d) Hydroelectric

Answer: c) Geothermal

Explanation: Geothermal energy utilizes the Earth's internal heat for various purposes.

7. What is the main component of natural gas?

a) Methane

b) Ethane

c) Propane

d) Butane

Answer: a) Methane

Explanation: Methane is the primary component of natural gas.

8. Which fossil fuel is most commonly used for electricity generation?

a) Coal

b) Oil

c) Natural Gas

d) Peat

Answer: a) Coal

Explanation: Coal is a widely used fossil fuel for electricity generation.

9. What is the process of splitting atoms to release energy in a controlled manner called?

a) Fusion

b) Fission

c) Combustion

d) Condensation

Answer: b) Fission

Explanation: Nuclear fission involves the splitting of atoms to release energy.

10. What is the largest source of renewable energy for electricity generation globally?

a) Wind

b) Solar

c) Hydropower

d) Biomass

Answer: c) Hydropower

Explanation: Hydropower, generated from flowing water, is a major source of renewable energy.

11. Which form of energy is stored in an object due to its position or state?

a) Thermal

b) Mechanical

c) Potential

d) Kinetic

Answer: c) Potential

Explanation: Potential energy is associated with an object's position or state.

12. What is the primary component of most biofuels?

a) Ethanol

b) Biodiesel

c) Methane

d) Butanol

Answer: a) Ethanol

Explanation: Ethanol is a common component of biofuels, often derived from plant materials.

13. In the context of energy, what does LED stand for?

a) Light Emitting Diode

b) Low Energy Density

c) Lithium Electrochemical Device

d) Liquid Energy Depot

Answer: a) Light Emitting Diode

Explanation: LED stands for Light Emitting Diode, a type of energy-efficient lighting.

14. Which country is the largest producer of wind energy globally?

a) China

b) United States

c) Germany

d) India

Answer: a) China

Explanation: China is the leading global producer of wind energy.

15. What is the primary source of energy for nuclear power plants?

a) Uranium

b) Thorium

c) Plutonium

d) Neptunium

Answer: a) Uranium

Explanation: Uranium is the primary fuel used in nuclear power plants.

16. What is the purpose of a solar photovoltaic (PV) cell?

a) To generate electricity from sunlight

b) To store solar energy

c) To convert wind energy into electricity

d) To produce heat from solar radiation

Answer: a) To generate electricity from sunlight

Explanation: Solar PV cells convert sunlight directly into electricity.

17. Which energy source is responsible for the formation of fossil fuels?

a) Geothermal

b) Solar

c) Wind

d) Biomass

Answer: b) Solar

Explanation: Fossil fuels are formed from the remains of ancient plants and animals, which originally captured solar energy.

18. What is the term for energy derived from the movement of air masses?

a) Solar

b) Geothermal

c) Wind

d) Hydropower

Answer: c) Wind

Explanation: Wind energy is harnessed from the movement of air masses.

19. Which of the following is a disadvantage of nuclear power?

a) Low greenhouse gas emissions

b) High potential for radioactive accidents

c) Abundant fuel supply

d) Low initial construction costs

Answer: b) High potential for radioactive accidents

Explanation: Nuclear power carries the risk of accidents with potential radioactive releases.

20. What is the primary greenhouse gas released from burning fossil fuels?

a) Carbon Dioxide (CO2)

b) Methane (CH4)

c) Nitrous Oxide (N2O)

d) Sulfur Hexafluoride (SF6)

Answer: a) Carbon Dioxide (CO2)

Explanation: Burning fossil fuels releases carbon dioxide, a major greenhouse gas.

21. What is the purpose of a tidal power plant?

a) To generate electricity from ocean waves

b) To harness energy from the gravitational pull of the moon

c) To convert thermal energy from the ocean into electricity

d) To produce electricity from the rise and fall of tides

Answer: d) To produce electricity from the rise and fall of tides

Explanation: Tidal power plants generate electricity from the movement of tides.

22. Which renewable energy source captures the kinetic energy of moving air?

a) Solar

b) Geothermal

c) Wind

d) Biomass

Answer: c) Wind

Explanation: Wind energy captures the kinetic energy of moving air.

23. What is the term for the total amount of energy used by a person, community, or country?

a) Energy Conservation

b) Energy Consumption

c) Energy Efficiency

d) Energy Conversion

Answer: b) Energy Consumption

Explanation: Energy consumption refers to the total amount of energy used.

24. Which form of energy is associated with the flow of electric charge?

a) Thermal

b) Mechanical

c) Electrical

d) Potential

Answer: c) Electrical

Explanation: Electrical energy is associated with the flow of electric charge.

25. What is the primary advantage of using hydrogen as a fuel?

a) Abundant supply

b) Low cost of production

c) High energy content per unit mass

d) Minimal environmental impact

Answer: c) High energy content per unit mass

Explanation: Hydrogen has a high energy content, making it an efficient fuel sour

1. What is the primary source of energy for the Earth?

Answer: The Sun.

2. Which renewable energy source captures the energy from flowing water?

Answer: Hydropower.

3. What is the process by which plants convert sunlight into energy?

Answer: Photosynthesis.

4. What unit is used to measure electrical energy consumption?

Answer: Kilowatt-hours (kWh).

5. Which fossil fuel is most commonly used for electricity generation?

Answer: Coal.

6. What is the primary component of natural gas?

Answer: Methane.

7. Which form of energy is associated with the motion of particles in a substance?

Answer: Thermal energy.

8. What type of energy is stored in an object due to its position or state?

Answer: Potential energy.

9. What is the largest source of renewable energy for electricity generation globally?

Answer: Hydropower.

10. Which renewable energy source harnesses the natural heat of the Earth's interior?

- Answer: Geothermal.

11. What is the purpose of a solar photovoltaic (PV) cell?

- Answer: To generate electricity from sunlight.

12. Which country is the largest producer of wind energy globally?

- Answer: China.

13. What is the main component of most biofuels?

- Answer: Ethanol.

14. What is the term for energy derived from the movement of air masses?

- Answer: Wind energy.

15. What is the primary greenhouse gas released from burning fossil fuels?

- Answer: Carbon Dioxide (CO2).

16. What is the process of splitting atoms to release energy in a controlled manner called?

- Answer: Nuclear fission.

17. What is the primary advantage of using hydrogen as a fuel?

- Answer: High energy content per unit mass.

18. Which form of energy is associated with the flow of electric charge?

- Answer: Electrical energy.

19. What is the purpose of a tidal power plant?

- Answer: To produce electricity from the rise and fall of tides.

20. What is the term for the total amount of energy used by a person, community, or country?

- Answer: Energy consumption.

21. What is the primary disadvantage of nuclear power?

- Answer: High potential for radioactive accidents.

22. Which renewable energy source captures the kinetic energy of moving air?

- Answer: Wind energy.

23. What is the primary source of energy for nuclear power plants?

- Answer: Uranium.

24. What is the purpose of a tidal power plant?

- Answer: To produce electricity from the rise and fall of tides.

25. What is the term for the conversion of sunlight into heat for residential or industrial purposes?

- Answer: Solar thermal energy.

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Class 5 EVS All Chapters solutions Links

KSEEB Solutions for Class 5 EVS Chapter 1 Living World.

KSEEB Solutions 5th Class EVS Chapter 2 Family.

KSEEB Solutions 5th Class EVS Chapter 3 Community.

Class 5 EVS Question Answers Chapter 4 Community Games in English.

KSEEB Solutions for Class 5 EVS Chapter 5  Natural Resources in English Medium 

KSEEB Solutions for Class 5 EVS Chapter 6 Air in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 7 Water in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 8 Agriculture in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 9 Food- Essence of Life in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 10 Residences in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 11 Nature Of Matter in English Medium (2023)

KSEEB Solutions for Class 5 EVS Chapter 12  Elements, Compounds and Mixtures in English Medium (2023)

Karnataka State Textbook 5th Class. There are a total of sixteen chapters in Environmental Studies, sample answers to practice questions of all sixteen chapters are given to you in this blog KSEEB Solutions For Class 5th EVS In English which we feel can be helpful in your exam preparation.