Solar Energy: An Introduction to the Basics

Question 1

What is the primary source of solar energy?

Accepted Answer

The Sun

Answer

The Moon

Answer

The Earth's atmosphere

Question 2

Which of the following processes is used to convert solar energy into electricity?

Accepted Answer

Photovoltaic cells

Answer

Fossil fuel burning

Answer

Wind turbines

Answer

Electromagnetic waves

Question 3

Which unit is used to measure the power output of solar panels?

Accepted Answer

Watts (W)

Answer

Amperes (A)

Answer

Hertz (Hz)

Answer

Volts (V)

Question 4

What is the process by which sunlight is directly converted into electricity called?

Accepted Answer

Photovoltaics

Answer

Concentrated solar power

Answer

Solar thermal energy

Answer

Electromagnetic radiation

Question 5

In what unit is the efficiency of a solar panel typically measured?

Accepted Answer

Percentage (%)

Answer

Watts per square meter (W/m²)

Answer

Amperes per volt (A/V)

Answer

Kilowatt-hours per day (kWh/day)

Question 6

What is the primary celestial body that emits the solar energy utilized on Earth?

Accepted Answer

The Sun

Answer

The Moon

Answer

Jupiter

Answer

Mars

Question 7

Which form of electromagnetic radiation constitutes the substantial portion of solar energy?

Accepted Answer

Visible light

Answer

Microwaves

Answer

Radio waves

Answer

Ultraviolet radiation

Question 8

Which key advantage of solar energy distinguishes it from fossil fuels?

Accepted Answer

Its inexhaustible nature as a sustainable resource

Answer

Its applicability to various energy conversion technologies

Answer

Its low maintenance cost

Answer

Its ease of transportation and storage

Question 9

Which semiconductor material is predominantly employed in high-efficiency solar panels?

Accepted Answer

Crystalline silicon

Answer

Cadmium telluride

Answer

Gallium arsenide

Answer

Copper indium gallium selenide

Question 10

Which inherent characteristic of solar energy presents a challenge to its widespread adoption as a reliable energy source?

Accepted Answer

Intermittency

Answer

Geographical constraints

Answer

High cost

Answer

Lack of skilled professionals

Question 11

In the context of transportation, which technology utilizes solar energy to power vehicles directly?

Accepted Answer

Solar electric vehicles

Answer

Hydrogen fuel cell vehicles

Answer

Biodiesel vehicles

Answer

Hybrid electric vehicles

Question 12

What is the primary process by which solar energy is converted into electricity?

Accepted Answer

Photovoltaic effect

Answer

Chemical reaction

Answer

Combustion

Answer

Nuclear fission

Question 13

What is the main source of solar energy?

Accepted Answer

Nuclear fusion in the sun

Answer

Chemical reactions in the earth's atmosphere

Answer

Geothermal heat

Answer

Wind power

Question 14

What is a system that stores excess solar energy for later use called?

Accepted Answer

Battery

Answer

Inverter

Answer

Generator

Answer

Transformer

Question 15

What is the unit of measurement for solar radiation intensity?

Accepted Answer

Watt per square meter (W/m²)

Answer

Joule

Answer

British thermal unit (Btu)

Answer

Kilowatt-hour (kWh)

Question 16

What is the process by which sunlight is absorbed and converted into heat called?

Accepted Answer

Solar thermal conversion

Answer

Hydroelectric conversion

Answer

Wind conversion

Answer

Photovoltaic conversion

Question 17

Which of the following is a type of solar collector used to generate electricity?

Accepted Answer

Photovoltaic panel

Answer

Evacuated-tube collector

Answer

Flat-plate collector

Answer

Parabolic trough

Question 18

Which of the following is NOT a celestial body that emits solar energy?

Accepted Answer

Wind

Answer

Sun

Answer

Galaxies

Answer

Stars

Question 19

Approximately what percentage of the Sun's energy reaches the Earth's surface?

Accepted Answer

Less than 1%

Answer

10-20%

Answer

1-10%

Answer

More than 20%

Question 20

Which of the following technologies directly converts solar energy into electricity?

Accepted Answer

Photovoltaic cells

Answer

Geothermal power plants

Answer

Wind turbines

Answer

Hydroelectric dams

Question 21

What is the name of the technology that converts solar energy into thermal energy?

Accepted Answer

Solar thermal collectors

Answer

Solar panels

Answer

Wind turbines

Answer

Biomass converters

Question 22

Which of the following is a key advantage of using solar energy?

Accepted Answer

Renewable and sustainable

Answer

Low upfront costs

Answer

No maintenance required

Answer

High efficiency

Question 23

What is the biological process by which plants capture and convert solar energy into chemical energy?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Decomposition

Answer

Fermentation

Question 24

Which of the following is a prominent field of research in solar energy technology?

Accepted Answer

Artificial photosynthesis

Answer

Biomass energy

Answer

Nuclear fusion

Answer

Tidal power

Question 25

What is the name of the international organization dedicated to promoting the widespread adoption of solar energy?

Accepted Answer

International Solar Alliance

Answer

Paris Agreement

Answer

Montreal Protocol

Answer

Kyoto Protocol