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Unit 3 Astronomy Flashcards | StudBud
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Unit 3 Astronomy
Unit 3 Astronomy
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1
What causes "seasonal lag"?
Earth's abundance of water
Earth's axial tilt
Earth's position in its orbit
Earth's rotational speed
2
Which of the constellations can you see if you live on the Equator?
The Southern Hemisphere's constellations
The ecliptic constellations
A,B, and C
The Northern Hemisphere's constellations
3
Which objects has the most elliptical orbit?
Comets
Meteorites
Asteroids
Meteors
4
What is an asterism?
A small constellation
A grouping of stars that is not an artificial constellation
An unofficial name for a constellation
A constellation that is used for navigation
5
Which of the following CANNOT be seen from the Southern hemisphere?
Aries
Crux
Sagittarius
Polaris
6
Why aren't asteroids spherically shaped?
They travel through space too slowly
Their gravitational force is not strong enough
Tobey Maquire is the best Spider-Man
They are too massive
7
What does Mr. Pinto want for Christmas?
Everyone to ace this test
New Golf Clubs
A new chef Knife
A Bluetooth Speaker
8
Which of the following is NOT a main factor that differentiates asteroids, comets and meteoriods?
Speed
Location
Size
Composition
9
What is the term "contellation" mean?
Grouping of stars
Star System
Star Pictures
Sky animals
10
Where do comets spend most of their time?
Near Mars
The Oort Cloud
The asteroid belt
Close to the Sun
11
What is trilateration?
The ISS’s special orbit around Earth
Using satellites for intelligence missions
Using satellites tomonitor weathe
Determining your position on Earth using satellites
12
A "shooting Star" is more accurately called what?
Meteorite
Meteor
A asteroid
Comet
13
Why will Polaris not always be the North Star?
The Earth's path around the Sun is always shifting
Polaris is dying
The Earth's axis is wobbling
Polaris is drifting away
14
Which is an example of a common asterism?
Ursa Minor
Ursa Major
The Big Dipper
Gemini
15
What are some uses for artificial satellites?
For surveillance missions
GPS
To study weather and climate patterns
All the above
16
What season is it in the Southern hemisphere on the June solsitice?
Spring
Winter
Fall
Summer
17
What differentiates asteroids from dwarf planets?
Composition
Shape
Speed
Location
18
What was likely the cause of the extinction of the dinosaurs?
Extreme solar wind
A large asteroid or comet striking the Earth
A gravitational shift caused by a large comet
A violent meteor shower
19
What is a geosynchronous orbit?
A low altitude orbit around any planet
An orbit aroundthe Earth
When one orbit around Earth is completed in exactly one day
When a satellite is always above the same point on the equator
20
When is the Earth closest to the Sun?
January
September
March
July
21
Why did the International Astronomical Union standardize the names of constellations?
To overcome language barriers
To make the creation of star charts easier
So that no constellation could be named after a certain person
Because there were many variations of names for the same star grouping
22
Which planet has rings orbiting it?
A, B, and C
Uranus
Jupiter
Saturn
23
What is the advantage of space telescopes?
They are not restricted by Earth’s atmosphere
Instruments can easily be updated as new advancements are made
They are easily maintained
They are lessexpensive tooperate
24
Which planet has a rotational axis nearly parallel to its orbital path?
Mars
Uranus
Venus
Earth
25
Which is NOT an example of a satellites?
The Galilean Moons
The Voyager space probes
The Moon
The ISS
26
What is precession?
When the Stars are used for navigation
The change in direction of a planet's axis
The setting of stars of a planets axis
The Earth's rotation
27
When is the Earth farthest from the Sun?
January
March
July
September
28
What are the ecliptic constellations also known for?
Asterisms
Circumpolar constellations
The zodiac
Equatorial constellations
29
What is an equinox?
The hottest/coldest day of the year
When there are equal hours of the day and night
When Earth is closest to the Sun
When the Earth is the furthest from the Sun
30
What does Mr. Pinto ACTUALLY want for Christmas?
Eat, Love, Pray Doormat
End World Hunger
For people to study on their own time
World Peace
31
What are asteroids made of?
Rock and Metal
Ice and Dust
Solid Iron
Dirt
32
What causes Earth's Seasons?
Earths distance from the Sun
Earth's tilted axis
The Ocean
Fluctuating heat from the Sun
33
What are satellites?
Electronics orbiting Earth
The moons of a planet
Objects orbiting larger astronomical bodies
Any object orbiting the Earth
34
What season is it in the Nothern Hemisphere on the March equinox?
Winter
Spring
Fall
Summer
35
The Newton's Law of Attraction states that gravitational force of attraction between two objects depends on their masses
False
True
36
Which is NOT true of the equator?
Areas near the equator are warmer in general than the rest of the Earth
Areas along the equator experience the longest days of anywhere on Earth
Areas along the equator do not experience seasons
It is an imaginary line separating the hemispheres
37
What are "moonlets?"
The moons of a dwarf planet
Natural satellites around an asteroid
Natural satellites around a come
Small chunks ofrock in planet’srings
38
Which location ecperiences an entire day of sunlight on the June soilstice?
South Pole
North Pole
Tropic of Cancer
Tropic of Capricorn
39
Which of these planets has the most moons?
Venus
Jupiter
Mercury
Mars
40
What is the difference between meteoroids, meteors, and meteorites?
Composition
Location
Size
Speed
41
What are Circumpolar Constellations?
Constellations that can only be seen during a certain time of year
Constellations that can be seen all year long
Constellations that never appear to set
Both B and C
42
Which of the astronomical objects has not had observed satellites?
Dwarf Planets
Meteors
Asteroids
Planets
43
Why might the gas giants have so many moons compared to terrestrial planets?
Their rings add to their gravitational force
They are much more massive
They are furtherfrom the Sun
Their gaseous atmospheres create satellites
44
Why does the Moon have more visible craters than the Earth?
Meteors are attracted to the Moon than the Earth
The Moon's Surface is softer, so meteors create bigger craters
The moon lacks an atmosphere to burn up incoming meteors
The moon shields the Earth from many meteors
