Question

How does nuclear fusion make life on Earth possible?(1 point)
Responses

creates the sun’s magnetic field
creates the sun’s magnetic field

blocks radiation from reaching Earth
blocks radiation from reaching Earth

releases energy that warms Earth
releases energy that warms Earth

creates Earth’s magnetic field

Answer 1

Over the past 100 years, Earth’s temperature has increased about
.____ Solar heating due to space weather is responsible for about ____
of this increase.

Answer 2

The sun's energy is generated in its(1 point)
Responses

corona.
corona.

convection zone.
convection zone.

core.
core.

radiative zone.

Answer 3

Which are predicted to happen in the case of a severe geomagnetic storm? Select the two correct answers. (1 point)
Responses

extra currents in the ground will disrupt power grid operations
extra currents in the ground will disrupt power grid operations

signals from radio navigation systems will be disrupted and be inaccurate
signals from radio navigation systems will be disrupted and be inaccurate

satellites will be forced to Earth's surface
satellites will be forced to Earth's surface

high-frequency radio waves used for radio communications will intensify
high-frequency radio waves used for radio communications will intensify

Answer 4

Which results from the interaction of solar weather on Earth's magnetic field? Select the two correct answers.(1 point)
Responses

geomagnetic storms
geomagnetic storms

auroras
auroras

radiation belts
radiation belts

solar wind

Answer 5

releases energy that warms Earth

Answer 6

Over the past 100 years, Earth’s temperature has increased about 1 degree Celsius. Solar heating due to space weather is responsible for about 0.1 degree Celsius of this increase.

Answer 7

core

Answer 8

extra currents in the ground will disrupt power grid operations and signals from radio navigation systems will be disrupted and be inaccurate

Answer 9

geomagnetic storms and auroras