Which set of terms describes a realistic cause-effect relationship between solar weather and Earth's magnetosphere? Select the two correct answers.(1 point)
Responses
geomagnetic storm -- aurora
geomagnetic storm -- aurora
radiation belt -- aurora
radiation belt -- aurora
solar wind -- interplanetary magnetic field
solar wind -- interplanetary magnetic field
coronal mass ejection -- geomagnetic storm
13 answers
coronal mass ejection -- geomagnetic storm
Which accurately describes solar weather? Choose the two correct answers.(1 point)
Responses
Solar flares and sunspots increase as solar maximum approaches.
Solar flares and sunspots increase as solar maximum approaches.
The intensity of solar weather is constant and unchanging.
The intensity of solar weather is constant and unchanging.
The intensity of solar weather changes frequently.
The intensity of solar weather changes frequently.
Solar flares and sunspots increase as solar minimum approaches.
Responses
Solar flares and sunspots increase as solar maximum approaches.
Solar flares and sunspots increase as solar maximum approaches.
The intensity of solar weather is constant and unchanging.
The intensity of solar weather is constant and unchanging.
The intensity of solar weather changes frequently.
The intensity of solar weather changes frequently.
Solar flares and sunspots increase as solar minimum approaches.
Solar flares and sunspots increase as solar maximum approaches.
Solar flares and sunspots increase as solar minimum approaches.
Solar flares and sunspots increase as solar minimum approaches.
For a few hours, some satellites experienced electrical failure and at the same time, radio communications at high latitudes were also disrupted. Which is an astronomer most likely to predict was the cause?(1 point)
Responses
a geomagnetic storm
a geomagnetic storm
solar energetic particles
solar energetic particles
solar flares
solar flares
coronal mass ejections
Responses
a geomagnetic storm
a geomagnetic storm
solar energetic particles
solar energetic particles
solar flares
solar flares
coronal mass ejections
coronal mass ejections
When is the possibility of solar weather affecting terrestrial weather the highest?(1 point)
Responses
during the solar cycle
during the solar cycle
during solar minimum
during solar minimum
during Total Solar Irradiance
during Total Solar Irradiance
during solar maximum
Responses
during the solar cycle
during the solar cycle
during solar minimum
during solar minimum
during Total Solar Irradiance
during Total Solar Irradiance
during solar maximum
during solar maximum
Which do solar flares and coronal mass ejections have in common? Select the two correct responses.(1 point)
Responses
They appear as dark spots on the sun's surface.
They appear as dark spots on the sun's surface.
They tend to occur during minimum points in the solar cycle.
They tend to occur during minimum points in the solar cycle.
They are explosive events that can affect Earth.
They are explosive events that can affect Earth.
They are caused by the sun's changing magnetic field.
Responses
They appear as dark spots on the sun's surface.
They appear as dark spots on the sun's surface.
They tend to occur during minimum points in the solar cycle.
They tend to occur during minimum points in the solar cycle.
They are explosive events that can affect Earth.
They are explosive events that can affect Earth.
They are caused by the sun's changing magnetic field.
They are explosive events that can affect Earth.
They are caused by the sun's changing magnetic field.
They are caused by the sun's changing magnetic field.
Identify the two layers that surround the sun's innermost layer. Select the two correct answers.(1 point)
Responses
chromosphere
chromosphere
photosphere
photosphere
convection zone
convection zone
radiative zone
Responses
chromosphere
chromosphere
photosphere
photosphere
convection zone
convection zone
radiative zone
chromosphere
photosphere
photosphere
What is the irradiance of the sun dependent on?(1 point)
Responses
the wavelength of the radiant energy it emits
the wavelength of the radiant energy it emits
the number of sunspots
the number of sunspots
the density of particles in the solar wind
the density of particles in the solar wind
the energetic solar wind particles
Responses
the wavelength of the radiant energy it emits
the wavelength of the radiant energy it emits
the number of sunspots
the number of sunspots
the density of particles in the solar wind
the density of particles in the solar wind
the energetic solar wind particles
the wavelength of the radiant energy it emits