Characteristics of the Sun Exit Ticket

Which of the following is not true of the Sun?

• It is held together by gravity

• It makes up 0.2% of the solar system's mass

• It is a ball of plasma

• It is a star

Sunspots appear and disappear in a cycle that lasts approximately how many years?

• 5

• 11

• 22

• 60

A strong solar flare can lead to _____.

• Coronal mass ejections

• Space eruptions

• Sunspots

• None of the above

Plasma loops that connect two sunspots are called _____ .

• Solar Prominences

• Solar wind

• Solar flares

• All of the above

Why is it important to monitor the Sun's activity?

• To protect spacecrafts and astronauts

• Prepare for possible disturbance in communications and electrical grids on Earth

• Both A and B

• None of the above

Tags

NGSS.HS-PS4-3

What are solar flares?

• Violent explosions that release huge amounts of energy

• Cooler, darker areas on the surface of the Sun with intense magnetic activity

• Plasma that flows along a loop of the Sun's magnetic field from sunspot to sunspot

• Streams of highly energetic particles that make up Solar Wind

What are solar prominences?

• Violent explosions that release huge amounts of energy

• Cooler, darker areas on the surface of the Sun with intense magnetic activity

• Plasma that flows along a loop of the Sun's magnetic field from sunspot to sunspot

• A glowing arch thousands of kilometers into the Sun's atmosphere

What can solar wind do?

• Knock out power grids, disturb radio, satellite, and cell phone towers

• Cause auroras over the poles

• Both A and B

• None of the above

What is the Sun's role in the solar system?

• It is an ordinary star

• It supports nearly all life on Earth

• It is at the center of the solar system

• All of the above

What are sunspots?

• Cooler, darker areas on the surface of the Sun with intense magnetic activity

• Plasma that flows along a loop of the Sun's magnetic field from sunspot to sunspot

• Violent explosions that release huge amounts of energy

• A glowing arch thousands of kilometers into the Sun's atmosphere