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WorksheetsUSAP 2021 Science
Total questions: 16
Worksheet time: 6mins
Who completely confirmed that the earth was not the center of the solar system?
Kepler
Copernicus
Galileo
Aristotle
What is (approximately) the speed of light?
300,000 m/s
300,000,000 km/s
300,000,000 m/s
240 km/s
Which electromagnetic radiation type has the highest energy?
Radio Waves
Infared Waves
X-Rays
Gamma Rays
Ultraviolet Rays
Auroras emit which kind(s) of electromagnetic radiation?
Radio
Infrared
Ultraviolet
X-Ray
Gamma Ray
If a planet's distance is 5 parsecs, what is its parallax angle (in seconds)?
5"
0.2"
1"
0.5"
None of the Above
Emission lines are produced when...
An electron is more excited
An electron is less excited
An electron is absorbed by a photon
An electron is released by a photon
What serves as a good analogy for Bohr's energy levels?
A musical instrument
A staircase
Different kinds of air
None of the above
_________ releases as much energy that the world uses in 100,000 years.
CMEs
Solar Flares
Prominences
Solar Wind
Sunspots
Which layer of earth's atmosphere is below 12 km?
Troposphere
Mesosphere
Stratosphere
Thermosphere
Gravitational effects between the earth and moon cause __________
Tides
Natural Disasters
Diplomatic Relationships
Other
Which planets (or moons) have craters?
Mercury
Venus
Phobos
Mars
Deimos
Gas giants are mainly made of which elements?
Hydrogen
Nitrogen
Helium
Oxygen
Iron
Which one is not a moon of Jupiter?
Galilean
Europa
Callisto
Io
Which are examples of dwarf planets?
Pluto
Neptune
Eris
Dysnomia
Mercury
The Milky Way is an ________ galaxy.
Elliptical
Spiral
Barred-Spiral
irregular
Which cluster does the Milky Way belong to?
The Super Group
The Local Group
The Andermon Group
The Hubble Group
