Introduction to Natural Resources and Energy

Q.

Which Fuel is Used in Trains?

Q.

What are the advantages and disadvantages of a heat engine?

Q. Which of the following statements is true?

1. Coal is the purest form of carbon.
2. The destructive distillation of coal gives coke, tar, coal gas, etc.
3. Peat contains 96% carbon and burns without smoke.
4. The distribution of coal deposits is uniform in the earths’ crust.

Q.

Coal is a/an _________natural resource.

1. exhaustible

2. inexhaustible

3. recyclable

4. renewable

Q. Solar energy is a/an _________ natural resource.

1. inexhaustible
2. conventional
3. non-renewable
4. exhaustible

Q.

State the differences between Inexhaustible and exhaustible natural resources? Give some examples for each. [5 MARKS]

Q.

Discuss a few examples of chemical energy.

Q. Fuel is majorly used for transportation. Which of the following are the other uses of fuel?

1. Production of steam to run engine
2. Production of electricity
3. Cooking of food
4. Cycling

Q.

Which of the following statements are correct with respect to natural resources?

1. exhaustible

2. inexhaustible

3. exhaustible and inexhaustible

4. eco-friendly

Q. Match the following:
$\begin{array}{cc}\text{Objects}& \text{Energy Conversions}\\ \text{1 Bicycle}& \text{a Solar energy to electrical energy}\\ \text{2 Engine}& \text{b Muscular energy to mechanical energy}\\ \text{3 Wind turbine}& \text{c Heat energy to mechanical energy}\\ \text{4 Solar panel}& \text{d Wind energy to electrical energy}\end{array}$

1. 1-c, 2-b, 3-d and 4-a
2. 1-b, 2-c, 3-d and 4-a
3. 1-b, 2-c, 3-a and 4-d
4. 1-c, 2-a, 3-d and 4-b

Q.

Which of the following statements is correct with respect to natural resouces?

1. exhaustible

2. inexhaustible

3. exhaustible and inexhaustible

4. eco-friendly

Q.

The main component of coal is ______.

1. carbon

2. hydrogen

3. oxygen

4. nitrogen

Q. Identify fossil fuels from the given options.

1. Coal
2. Petroleum
3. Natural Gas
4. Hydrogen gas

Q. Choose the correct option regarding the statements given below:
1. Coal and petroleum are fossil fuels.
2. Fossil fuels are inexhaustible resources.
3. We obtain petrol from petrochemicals.
4. Fossil fuels are present in limited quantity.

1. 1 and 4 are correct
2. 1, 2 and 3 are correct
3. 1 and 2 are correct
4. 1, 3 and 4 are correct

Q. Which of the following statements are correct when you are riding a bicycle?

1. The energy provided from the digestion of food is used to move the bicycle
2. The bicycle moves without spending your energy
3. The bicycle converts your energy into its motion
4. Kinetic energy is involved in this process

Q. Which one of the following is an inexhaustible natural resource?

1. Wind energy

2. Petroleum

3. Coal

4. Uranium

Q.

Which of the following statements are correct regarding energy?

1. It is capacity to do work

2. It cannot be created nor be destroyed

3. It can be transferred from one object to other

4. All of these