WorksheetsScience Form 3 Space weather
Total questions: 36
Worksheet time: 18mins
What is A
Corona
Convection Zone
Radiation Zone
Core
Which is the uppermost layer of the atmosphere of Sun
Chromosphere
Photosphere
Corona
Core
What is B
Corona
Convection Zone
Radiation Zone
Core
What is C
Corona
Convection Zone
Radiation Zone
Core
What is D
Corona
Chromosphere
Photosphere
Atmosphere
•The dark regions seen on the surface of the Sun.
Prominence
Sunspot
Solar flare
Granule
•Is huge loop or arched column of glowing gases over the sunspot
Prominence
Sunspot
Solar flare
Granule
•Is a column of large amounts of charged gases erupting from the Sun
Prominence
Sunspot
Solar flare
Granule
•Particles in plasma such as electrons, protons and alpha particles that erupt form the sun to outer space travel together at high speeds known as ________.
Prominence
Solar cycle
Solar wind
Granule
How long is solar cycle last for?
11years
11days
12years
12days
•the region of space surrounding Earth where the dominant magnetic field is the magnetic field of Earth, rather than the magnetic field of interplanetary space.
Earth's magnetic field
Earth megnetosphere
Coronal mass ejection
Solar wind
Following is the Importance of Earth’s Magnetosphere, except
functions as a biological shield to protect life on Earth
blocks charged particles such as electrons, protons and alpha particles in the solar wind from reaching Earth.
reduces the pressure exerted by solar wind on Earth’s atmosphere
disrupt
telecommunication, navigation system and electric power lines
The Sun consists almost entirely of which two types of gases?
Helium
hydrogen
Helium
Oxygen
Hydrogen
Oxygen
Hydrogen
Carbon dioxide
The information below is about the structure of the Sun ;
# outer layer of the Sun
# temperature is about 6 000 degree celcius
# Sunlight can be seen from the Earth
Which one is the structure of the Sun mentioned above?
Corona
Chromosphere
Photosphere
Thermosphere
Which of the following is not the effect of solar flare?
disruption of telecommunication system
disruption of natural disaster
disruption of satellite's function
disruption of grid power line
Which statement is true about the Sun?
it is a gas ball that consists of helium and nitrogen
it is the farthest star from Earth
the Sun's atmosphere consists of two layers
nuclear fusion occurs in the Sun
Which is the phenomenon as explained below?
-sudden eruption of gas in the choromosphere layer
-releases charged particles that causes formation of aurora on Earth
prominence
solar wind
solar flare
coronal mass ejection
It is a layer of magnetic field that surrounds the Earth to protect it from the harmful substances released by the Sun.
Which is the layer?
ozone
earth's gravity
earth's atmosphere
earth's magnetosphere
The center of the sun, the ___, produces the energy that eventually reaches us and warms the Earth.
core
radiative zone
corona
convective zone
__ is a darker, cooler than other surrounding areas of the Sun.
Solar Prominence
Solar Flares
Sun Spots
Plasma
The two most abundant elements of the Sun are ___
Hydrogen and Helium
Hydrogen and Carbon
Nitrogen and Carbon
Helium and Nitrogen
The plasma clouds with charged particles and magnetic fields moving away from the Sun, and creates Auroras when interacting with Earth’s atmosphere...is known as
Solar wind
Prominence
Sun Spots
The Prominence
Solar flares, prominences, coronal holes, and coronal mass ejections are all due to disturbances in _____ on the sun.
the convective zone
the radiative zone
the core
magnetic fields
Which of the following lists some of the layers of the Sun in order from the center of the Sun outward?
radiation zone, convection zone, chromosphere
radiation zone, convection zone, core
chromosphere, photosphere, corona
corona, photosphere, chromosphere
These appear darker than the rest of the sun's surface (photosphere) because the strong magnetic fields associated with them decrease convection from below the surface, cooling this area.
filaments
prominences
sun spots
flares
state 4 effects of space weather on Earth
Health risk on humans
Disturbance of telecommunications
Disturbance of GPS
Disturbance of electric power
attracts sea level down to avoid tsunami
how this phenomenon happen?
it is formed by the interaction of the solar wind with the Earth's magnetic field
consists of charged gas that erupts strongly and often occurs near sunspots
very large loop shaped made up of flaming gases on top of sun's spots.
eruption of magnetic gas particles that sprays particles out into the outer space at a high speed and appearing to be a cloud that expands.
Which statement describes sunspot activity on the Sun?
The periods of maximum and minimum sunspot activity occur over an 11-year cycle.
It is caused by fluctuations in the gravitational pull of the Sun.
It causes the release of huge amounts of X-rays.
Sunspot activity produces magnetic disturbances on the Sun.
What is the effect of coronal mass ejections on satellite communications?
They strengthen the microwave signals used for satellite communications.
They cause the satellites to lose power.
They speed up the transmission of radio waves.
They damage the satellites that orbit the Earth
A giant arch that explodes off of the sun’s surface is a
Sun Flare
Sun Spot
Corona
Solar Prominence
The thin layer of the Sun’s atmosphere that lies directly above the photosphere is the ___
Corona
Convection Zone
Chromosphere
Radiative Zone
How does the Sun’s energy and radiation affect Earth?
It makes planets explodes
It makes planets melts
It doesn't
It releases harmful radiation into space
It means crown. Which is the outer most part that we see only during an eclipse?
Corona
Core
Convective Zone
Chromosphere
The Sun Spot cycle lasted for ___
21 months
11 months
21 years
11 years
Geomagnetic storm is a phenomenon related to space weather. Which of the following could be the impact of this phenomenon on Earth?
Aurora
Tsunami
Interruption of GPS system
Road accidents
