chapter 9 The Sun and The Solar System

Which of the following statements is true about the Sun?

• It is a gas ball that consists of helium and nitrogen

• It is the farthest star from the Earth

• The Sun's atmosphere consists of two layers

• Nuclear fusion occurs in the Sun

Which of the following is the inner layer of the Sun?

• photosphere

• radiation zone

• corona

• chromosphere

The diagram below shows the structure of the Sun. Which statement is true about X?

• It is known as the convention zone

• It has higher temperature than the core

• It absorbs energy from the core of the Sun

• It is the zone where the nuclear fusion takes place

What is the layer that is responsible for the orange colour of the Sun that can be seen every day

• radiation zone

• photosphere

• chromosphere

• corona

The following diagram shows some of the solar phenomena. What is the phenomenon shown in the diagram

• solar prominence

• solar flare

• sunspot

• solar wind

The information below is the characteristics of a planet in our solar system. What is the planet?

• Mercury

• earth

• mars

• Venus

Which of the following planets has the most number of satellites

• Mercury

• mars

• Jupiter

• earth

The following diagram shows the planets in the solar system. Name the planets P and Q.*

Where is the position of the asteroid belt in our solar system

• in between Uranus and Jupiter

• In between Mars and Jupiter

• In between Mercury and Venus

• In between Earth and Mars