Sci 7 (Sun)

What are the characteristics of the sun?

• C. It is 500,000 km in diameter

• D. It is 300,000,000 km away from Earth

• B. It is the center of the solar system

• A. It is a small-sized star

What is the sun composed of?

• A. Hydrogen and Helium

• D. Iron and Gold

• B. Oxygen and Carbon

• C. Nitrogen and Neon

In which phase of the life cycle of a star is the sun currently in?

• D. Supernova

• C. White Dwarf

• B. Main Sequence

• A. Red Giant

What are the layers and other features of the sun?

• A. Core, Mantle, Crust

• D. Inner Core, Outer Core, Mantle

• B. Photosphere, Chromosphere, Corona

• C. Troposphere, Stratosphere, Mesosphere

The photosphere is the visible surface of the sun. Is this statement correct?

• D. Not Sure

• B. No

• A. Yes

• C. Maybe

What is the temperature at the center of the sun?

• D. 20,000,000°C

• C. 15,000,000°C

• B. 10,000,000°C

• A. 5,000,000°C

Solar flares look like loops. Is this statement correct?

• A. Yes

• B. No

• C. Maybe

• D. Not Sure

How are you affected by the sun?

• D. By influencing the stock market

• A. By providing light and warmth

• B. By causing sunburns

• C. By controlling the tides

What are the different layers of the Earth?

• D. Troposphere, Stratosphere, Mesosphere

• C. Inner Core, Outer Core, Mantle

• B. Atmosphere, Lithosphere, Hydrosphere

• A. Crust, Mantle, Core

The outer layer of the sun

• photosphere
• chromosphere
• core

• corona