Which accurately describes solar weather? Choose the two correct answers.
Responses
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 maximum approaches.
Solar flares and sunspots increase as solar maximum approaches.
Solar flares and sunspots increase as solar minimum approaches.
None of the above statements accurately describes solar weather.
The two correct answers are:
- The intensity of solar weather changes frequently.
- Solar flares and sunspots increase as solar maximum approaches.
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
coronal mass ejection -- geomagnetic storm
coronal mass ejection -- geomagnetic storm
solar wind -- interplanetary magnetic field
solar wind -- interplanetary magnetic field
geomagnetic storm -- aurora
geomagnetic storm -- aurora
radiation belt -- aurora
The two correct descriptions are:
- coronal mass ejection -- geomagnetic storm
- solar wind -- interplanetary magnetic field
Identify the two layers that surround the sun's innermost layer. Select the two correct answers.(1 point)
Responses
chromosphere
chromosphere
convection zone
convection zone
radiative zone
radiative zone
photosphere
photosphere
The two layers that surround the sun's innermost layer are the chromosphere and the photosphere.
Which do solar flares and coronal mass ejections have in common? Select the two correct responses.(1 point)
Responses
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 appear as dark spots on the sun's surface.
They appear as dark spots on the sun's surface.
They are caused by the sun's changing magnetic field.
The two correct responses are:
- They are explosive events that can affect Earth.
- They are caused by the sun's changing magnetic field.
When is the possibility of solar weather affecting terrestrial weather the highest?(1 point)
Responses
during the solar cycle
during the solar cycle
during Total Solar Irradiance
during Total Solar Irradiance
during solar minimum
during solar minimum
during solar maximum
The possibility of solar weather affecting terrestrial weather is highest during solar maximum.
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
coronal mass ejections
coronal mass ejections
solar flares