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Thursday May 2nd
Objective
• You will apply knowledge of Astronomy in order to review for unit test.
Warm-up
• What is the big bang?
• What did it create?
Astronomy UnitREVIEW
Mrs. Reitz
A: B:About 13.7 million years ago
About 13.7 billion years ago
1. According to the Big BangTheory, the universe began
C: D:About 13.7 trillion years ago
About 137, 000 years ago
B. About 13.7 billion years ago
Next for $100
A: B:Between two meridians
North or south of the equator
2. Latitude is the distance
C: D:North of the international date line
East or west of the prime meridian
B. North or south of the
equator
Next for $200
A: B:Orbiting Shrinking
3. Hubble’s law stating that moredistant galaxies have greaterred shifts indicates that the
universe is
C: D:Expanding Collapsing
C. Expanding
Next for $300
A: B:Shape Temperature
4. The color of a star is a clue to its
C: D:Distance from the sun
Distance from Earth
B. Temperature
Next for $500
A: B:Converts to a protostar
Consumes most of its nuclear fuel
5. A supernova event is thought to be triggered when a
massive star
C: D:Converts all of its hydrogen to uranium
Becomes less bright than surrounding stars
B. Consumes most of its nuclear fuel
Next for $750
A: B:Gamma raysEmission spectrum
6. Astronomers can identifythe chemical compositionof a star by analyzing its
C: D:Doppler effect Chromatic
aberration
B. Emission spectrum
Next for $1,000
A: B:Corona Galaxy
7. A cloud of dust and gases In space is called a
C: D:Nebula Black hole
C. Nebula
Next for $2,000
A: B:The distance light travels in a light-period
The distance that light travels in one year
8. A light-year is
C: D:The amount of sunlight absorbed by Earth in one year
The speed of light
B. The distance that
light travels in one year
Next for $4,000
A: B:
An object whose gravity is so strong that not even light can escape
A brilliant explosion of a massive star
9. What is a black hole?
C: D:A pulsating source of radio waves
The final step in our sun’s evolution
A. An object whose
gravity is so strong that no
light can escape
Next for $5,000
A: B:Red Blue
10. What color will a star bewith a surface temperature of
5000-6000 K?
C: D:White
Yellow
D. Yellow
Next for $8,000
A: B:
Turn into a black dwarf
Produce a supernova explosion
11. All stars, regardless of their size, eventually
C: D:Run out of fuel and collapse
Collapse into a white dwarf
C. Run out of fuel and collapse
Next for $10,000
A: B:
The path of each planet around the sun is an ellipse
Each planet travels more rapidly when it is nearer the sun
12. Which of the following isNOT one of Kepler’s 3 laws?
C: D:
A planet’s orbital period is proportionate to its distance from the sun
Venus has phases like the moon
D. Venus has phases like the
moon
Next for $16,000
A: B:PtolemyKepler
13. The first scientist to formulate and test the
law of gravitational force was
C: D:
Brahe
Newton
D. Newton
Next for $32,000
A: B:Temperature Size and shape
14. Sunspots appear dark because of their
C: D:Distance from Earth Chemical
composition
A. Temperature
Next for $50,000
A: B:Nuclear fission
Radioactive decay
15. What process is producingEnergy in the sun’s interior?
C: D:Nuclear fusion Radioactive
production
C. Nuclear fusion
Next for $64,000
A: B:Hydrogen into helium
Helium into hydrogen
16. The sun produces energy through nuclear fusion,
converting
C: D:Oxygen into carbon Carbon into oxygen
A. Hydrogen into helium
Next for $75,000
A: B:
That reaches the moon before Earth
That is reflected from Earth’s surface
17. Lunar phases are the result of the moon’s motion
and the sunlight
C: D:
That is reflected from the moon’s surface
That is blocked because of the moon’s position
C. That is reflected from
the moon’s surface
Next for $90,000
A: B:Heat Gravity
18. The force that produces tides is
C: D:Rotation Currents
B. Gravity
Next for $100,000
A: B:
Axis is tilted relative to the sun
Orbit changes throughout the year
19. Seasonal changes occurbecause Earth’s
C: D:
Length of rotation varies
Distance from the sun changes
A. Axis is tilted relative to the
sun
Next for $250,000
A: B:
Into Earth’s shadow Between Earth and the planet Venus
20. During a solar eclipse the moon moves
C: D:
Between Earth and the sun
More slowly than usual
C. Between Earth and the sun
Next for $425,000
A: B:NH is tilted 23.5 degrees away from the sun
NH is tilted 23.5 degrees toward the sun
21. The summer solstice is known as the first official day
of summer in the NH because the
C: D:Vertical rays of the sun are striking the equator
Length of daylight equals the length of darkness
B. NH is tilted 23.5
degrees toward the
sun
Next for $500,000
A: B:December 25 December 11
22. A complete moon cycle takes about 28 days. There was a new moon on the eve of
November 27th. On what day would you see a full moon in December?
C: D:December 6 December 20
A. December 25th
Next for $750,000
A: B:Eliminate solar eclipses
Decrease the period of a year
23. An increase in the tilt ofEarth’s axis with respect to
the sun would
C: D:Increase Earth’s rotation
Alter seasonal changes in weather
D. Alter seasonal
changes in weather
Next for $875,000
A: B:The stars orbit the earth
The stars orbit the sun
24. What motion is responsiblefor the regular seasonal
changes of the constellations in The nighttime sky?
C: D:The moon orbits the earth
The earth orbits the sun
D. The earth orbits the sun
Next for $1,000,000
Great Job!!!!Great Job!!!!
Thank you for playing!Thank you for playing!
Closure
• 3 things you learned
• 2 things you knew
• 1 question