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WorksheetsScience 9 Summative Test/ Review
Total questions: 20
Worksheet time: 10mins
It is a circular depression at the top of the volcano.
magma chamber
vent
crater
secondary cone
These volcanoes erupted within the last 10,000 years.
inactive volcanoes
dormant volcanoes
extinct volcanoes
active volcanoes
Mayon Volcano is an example of __________________.
composite volcano
cinder cone volcano
shield volcano
submarine volcano
Which of the following is not included in the classification of volcanoes according to their location?
terrestrial volcanoes
shield volcanoes
submarine volcanoes
subglacial volcanoes
Which of the following is not a hazard of volcanic eruption?
damage of crops
death of people
formation of islands
formation of acid rain
It refers to the short-term state of the atmosphere.
climate
weather
global warming
climate change
It is a natural phenomenon associated with low temperature and heavier than usual rainfall in affected areas.
La Nina
El Nino
La Nino
El Nina
It refers to the increased heat-retaining process in the atmosphere due to an unusually large amount of carbon dioxide and other greenhouse gases.
Global Warming
Greenhouse Effect
Enhanced Greenhouse Effect
Climate Change
Which of the following is an example of adaptation to climate change?
Providing public cooling centers
Using less energy
Walking or riding bicycles
Conserving water
It refers to lessening the effects of climate change to reduce the emission of greenhouse gases.
adaptation
migration
mitigation
acquisition
Which of the following measures the temperature of star?
size
color
age
brightness
It refers to the brightness of a star as seen from Earth.
Accurate magnitude
Absolute magnitude
Actual magnitude
Apparent magnitude
Which of the following is now considered as the largest star?
VY Canis Majoris
UY Scuti
Proxima Centauri
Alpha Centauri
It consists of as many as thousands of stars occupying less than a hundred light-years of space.
Open Clusters of Stars
Galaxy
Stellar Association
Globular Cluster of Stars
The Milky Way Galaxy is an example of ______________.
Elliptical Galaxy
Spiral Galaxy
Barred Galaxy
Irregular Galaxy
It is also known as North Star.
Sun
Orion
Cassiopeia
Polaris
Which of the following is not true about the Sun?
It is the largest star.
It is a medium star.
It is a middle-age star.
It is a yellow star.
Which is not an example of constellation?
Orion
Ursa Major
Alpha Centauri
Andromeda
The life of a star depends on its _______.
color
brightness
size
mass
According to astronomers there are approximately _______ galaxies in the universe separated by a great distance.
50 thousand
50 million
50 billion
50 trillion
