Earth and space - JSS1 Basic science Past Questions and Answers - page 1
What is the main celestial body in our solar system?
Earth
Moon
Sun
Mars
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What causes day and night on Earth?
Solar flares
Rotation on its axis
Revolution around the Moon
Eclipse
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What phenomenon occurs when the Moon blocks sunlight from reaching the Earth?
Solar eclipse
Lunar eclipse
Tidal wave
Meteor shower
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How long does it take for Earth to complete one revolution around the Sun?
24 hours
1 month
365.25 days
7 days
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What causes the change in seasons on Earth?
Distance from the Sun
Tilt of Earth's axis
Rotation speed
Moon's gravitational pull
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Which type of eclipse occurs when the Moon blocks the Sun's light?
Solar eclipse
Lunar eclipse
Total eclipse
Partial eclipse
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What is a satellite?
A planet
A star
An object orbiting a larger celestial body
A comet
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What is the main purpose of communication satellites?
Monitoring weather
Broadcasting TV signals
Studying planets
Tracking asteroids
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Which technology relies on satellites for accurate positioning and navigation?
Radar
Sonar
GPS
Telescope
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What is the significance of Earth observation satellites?
Studying distant galaxies
Monitoring climate change
Broadcasting radio signals
Exploring deep-sea trenches
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