Review: The Sun & Solar System

What state of matter are stars made out of?

• Solid

• Liquid

• Gas

• Plasma

Auroras appear ________.

• near Earth's two poles

• near the equator

• only over the North Pole

• only over the South Pole

What are the name of the Northern lights?

• Notties

• North pole

• Aurora Australis

• Aurora Borealis

What are the name of the Southern lights?

• Apollo lights

• South lights

• Central lights

• Aurora Australis

At which date below would you predict planet Earth would experience the most auroras?

• 2020
• 2014
• 2009
• 1990

When the gases in the atmosphere react with the gases from the sun, what happens with oxygen and nitrogen?

• They catch on fire

• They cause echoing sounds

• They release energy in the form of light

Why can the Northern Lights be different colors?

• It depends on the gas from the sun

• It depends on which gases in the atmosphere are reacting and the energy level of the photons

• It depends on the time of day

When is a star born?

• when the nebula starts spinning
• nuclear fusion starts
• when gas and dust starts to contract
• when x rays get emitted

What does the magnetosphere do?

• It absorbs solar radiation from the Sun and helps us to navigate

• It removes solar radiation from the Sun and helps us to navigate.

• It deflects solar radiation from the Sun back out into space and helps us navigate.

The Sun's core has which temperature?

• 10,000^oF
• 270,000^oF
• 27 million ^oF
• 27 billion ^oF