The Sun

Multiple Choice

The photo shows a/an ________.

• solar flare

• solar prominence

• CME

• Earth's magnetic field

Multiple Choice

The material inside the Sun is in the form of a

• solid

• liquid

• plasma

• ball of iron atoms

Multiple Choice

What is the photosphere?

• The outer layer of the Sun's atmosphere

• The innermost layer of the Sun's atmosphere

• A layer of the Earth's atmosphere

• The layer where solar flares occur

Multiple Choice

What is the temperature of the chromosphere?

• 6,000 K

• 10,000 K

• 30,000 K

• 500,000 K

Multiple Choice

What is the temperature range of the Corona, the top layer of the Sun's atmosphere?

• 1,000,000 - 2,000,000 K

• 3,000,000 - 5,000,000 K

• 6,000,000 - 8,000,000 K

• 9,000,000 - 10,000,000 K

Multiple Choice

In studying the corona layer of the sun's atmosphere, Asher learned that streams of electrically charged particles are emitted from the corona. What is the stream called? SC.8.E.5.6

• solar wind

• photosphere

• plasma

• solar eclipse

Multiple Choice

What is a Solar Flare?

• A type of solar eclipse

• A violent eruption of radiation and particles from the sun's surface

• A weather phenomenon on Earth

• A type of star

Multiple Choice

What is a prominence in the context of the Sun?

• A type of solar flare

• An arc of gas ejected from the chromosphere

• A sunspot

• A solar eclipse

Multiple Choice

What is the process of combining nuclei into heavier nuclei called?

• Fission

• Fusion

• Radiation

• Decay

Multiple Choice

What form of nuclear energy does this image represent?

• Fission

• Fusion

• Defission

• Defusion

Multiple Choice

What is a magnetic field?

• The area around a magnet where magnetic forces can be detected

• The space where electric forces can be detected

• The region where gravitational forces are strongest

• The area around a current-carrying body where no forces can be detected

Multiple Choice

What is the average density of the Sun compared to other celestial bodies?

• Similar to gas giant planets

• Higher than terrestrial planets

• Lower than gas giant planets

• Equal to the density of water

Multiple Choice

What state of matter do all gases exist in at this temperature?

• Solid

• Liquid

• Plasma

• Gas

Multiple Choice

Which layer of the sun is the hottest?

• Photosphere
• Chromosphere
• Corona
• Core

Multiple Choice

What is the average temperature of the chromosphere?

• 10,000 K

• 15,000 K

• 20,000 K

• 25,000 K

Multiple Choice

What is the color appearance of the Chromosphere?

• Blue

• Green

• Red

• Yellow

Multiple Choice

What is the outermost layer of the Sun's atmosphere?

• Core

• Radiative Zone

• Chromosphere

• Corona

Multiple Choice

What do scientists study in the solar corona to understand space weather?

• The color of the corona

• The temperature of the corona

• The magnetic fields and solar winds

• The size of the corona

Multiple Choice

What is the solar wind?

• Streams of plasma flowing inward to the sun

• Streams of plasma flowing outward from the corona

• Streams of plasma that do not move

• Streams of plasma that cool down

Multiple Choice

What are the charged particles in the solar wind deflected by?

• Earth's atmosphere

• Earth's magnetic field

• The Sun's gravity

• The Moon's orbit

Multiple Choice

What atmospheric component do particles mostly collide with to cause green auroras?

• Helium

• Nitrogen

• Carbon dioxide

• Oxygen

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident