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Earth Science - Unit 1 Astronomy Flashcards | StudBud
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Earth Science - Unit 1 Astronomy
Earth Science - Unit 1 Astronomy
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Review for Unit 1 Test
Flashcards
31 cards
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Questions
31
Answers
1
Say you wanted to observe the RADIO waves in the sky. What telescope should you use?
Radio Telescope
X-Ray Telescope
Space Telescope
Reflecting or Refracting Telescope
2
Why does the gravity of the Moon have a greater effect towards the tides on Earth than the Sun has? (Size vs. Distance)
The Moon is bigger than the Sun
The Sun is closer to the Earth than the moons is
The Sun has a greater effect toward the tides on Earth than the Moon
The Sun is bigger than the moon but the Moon is MUCH closer to the Earth
3
The most accepted theory for the Origin of the Universe is _____.
The scientific theory
Other
The big bang theory
4
The galaxy that we live in, the Milky way, is what type of galaxy?
Spiral
Irregular
Elliptical
Helix
5
Chose the best description of the GEOCENTRIC solar system model.
Mars at the Center of the Solar system.
Jupitar at the center of the Universe
Earth at the center with all other planets and the Sun around the Earth.
Sun at the center of the Solar system with all other planets going aroundit
6
Referring to the Hertzsprung-Russel model on the life cycle of stars, what star stage is our Sun currently?
Other
Main-Sequence
Protostar
Red-Giant
7
You want to observe the EM waves in the sky that are normally reflected by the atmosphere. What telescope should you use
Reflecting or Refracting Telescope
X-Ray Telescope
Radio Telescope
Space Telescope
8
In our solar system, what two planets is the asteroid belt located between?
Earth and Mars
Earth and Venus
Mars and Jupiter
Jupiter and Saturn
9
Will a 120 kg person have a higher WEIGHT on the Moon or on Earth?
The person would have a greater weight on the Moon
The person would have a greater weight on the Earth
10
The graph below shows tides in Boston Harbor. Which best explains the shift in times of high and low tides each day?
The sun rises and sets later each day
The moon rises and sets later each day.
The moon rises and sets earlier each day.
The sun rises and sets earlier each day.
11
Johannes Kepler came up with 3 laws of planetary movement. Choose the one that was NOT a law he came up with?
Time to orbit the Sun is positively proportional to the distance.
The shape of the Earth is flat
The path of each planet around the Sun is an ellipse.
Planets closer to the Sun will travel faster.
12
Astronomers in the Golden Age of Astronomy (600B.C - 150AD) were able to use the TELESCOPE to aid in their observations.
True
False
13
Describe the Locations of the Sun, Moon, and Earth during a solar eclipse.
Sun - Moon - Earth
Sun - Earth - Moon
14
Who is credited for inventing the telescope?
Claudius Ptolemy
Aristotle
Sir Isaac Newton
Galileo Galilei
15
Which gravitational pull has the greatest effect on tides?
the sun’s gravitational pull on the moon
Earth’s gravitational pull on the moon
the moon’s gravitational pull on Earth
Suns gravitational pull on Earth
16
Say you wanted to observe the VISIBLE LIGHT in the night sky on a clear night. What telescope should you use?
Radio Telescope
Space Telescope
Reflecting or Refracting Telescope
X-Ray Telescope
17
Which term describes the periodic rise and fall of the water level in the oceans and other large bodies of water?
Tide
Wave
Current
Neap
18
What role did the telescope play in Galileo’s contributions to science?
Telescope made observations worse of visible objects in space
Telescope allowed for better observations of the visible objects in space
Telescope did not help Galileo make breakthrough observations in astronomy
19
Who came up with the idea of Universal Gravitation?
Sir Isaac Newton
Ptolemy
Aristarchus
Galileo Galilei
20
What are the two forces that act against each other and keep planets orbiting the Sun?
Nuclear fusion and gravity
the Sun, Earth, and moon system
Inertia and gravity
21
In the diagram the moon is shown at 4 possible positions around Earth. Which position could result in a LUNAR eclipse?
4
3
2
1
22
Describe the Locations of the Sun, Moon, and Earth during a lunar eclipse.
Sun - Earth - Moon
Sun - Moon - Earth
23
The process that occurs inside of a main-sequence Star's core that fuses Hydrogen atoms into Helium.
Gravity
Electromagnetic radiation
supernova
Nuclear fusion
24
If all of the following are colors of stars, choose the star color that will have the highest temperature.
Red
Yellow
Blue
25
The _________ is the difference between the high tide and the low tide.
High Tide
Tide
Low Tide
Tidal Range
26
In the diagram the moon is shown at 4 possible positions around Earth. Which position could result in a SOLAR eclipse?
4
3
1
2
27
All of the following are type of Galaxies except... (Choose the one that is NOT a type of Galaxy).
Spiral
Gamma rays
Irregular
Elliptical
28
The two main elements that exist in the Universe are ____ and ____.
Hydrogen and Oxygen
Hydrogen and Helium
Nitrogen and Magnesium
Carbon and Oxygen
29
The FIRST step in the Scientific method is...
Iterate results
Experiment
Observation
Conclusion
30
What causes the phases of the Moon?
Sunlight reflecting off Earth’s surface
The Moon’s period of revolution just equals its period of rotation
The relative positions of the Moon, Earth, and the Sun
The tilted orbit of the Moon
31
Tides are caused by the combined effects of the gravitational forces exerted by the _, _, and rotation of _.
Sun, Moon, oceans
Sun, moon, earth
Sun, oceans, earth
Oceans, moon, earth
