Stars And Galaxies Mcfadden Core 1
- 1.The positions of the constellations appear to change throughout the year because ____.
- A.
Earth revolves around the Moon
- B.
Earth revolves around the Sun
- C.
The constellations revolve around Earth
- D.
The Sun revolves around Earth
- 2.Its _________________ makes Sirius the brightest star in the sky.
- A.
Apparent magnitude
- B.
Parallax
- C.
Color
- D.
Absolute magnitude
- 3.The distances to nearby stars can be measured by using ______________.
- A.
Absolute magnitude
- B.
Temperature
- C.
Color
- D.
Parallax
- 4.About 90% of the stars in space are ___________________ stars.
- A.
Nebula
- B.
Giant
- C.
Main sequence
- D.
White dwarf
- 5.The hottest stars in space are __________ color.
- A.
Yellow
- B.
Red
- C.
Blue
- D.
White
- 6.A main sequence star becomes a _________ after it uses up the hydrogen in its core.
- A.
Nebula
- B.
Supernova
- C.
Black hole
- D.
Giant
- 7.The Sun produces energy by fusing hydrogen atoms into ________ atoms in its core.
- A.
Carbon
- B.
Helium
- C.
Iron
- D.
Oxygen
- 8.The intense magnetic fields of sunspots cause archlike eruptions called ______________.
- A.
Solar eclipses
- B.
Corona
- C.
Photospheres
- D.
Prominences
- 9.Our Sun is NOT ___________.
- A.
A part of a binary system
- B.
A main sequence star
- C.
In a galaxy
- D.
A medium hot star
- 10.A galaxy that has a shape similar to a football is a(n) _____________ galaxy.
- A.
Normal spiral
- B.
Barred spiral
- C.
Elliptical
- D.
Irregular
- 11.All of the following are true of the Milky Way EXCEPT that it ___________________.
- A.
Is a spiral galaxy
- B.
Has more than 800 billion stars
- C.
Is a member of the Local Group
- D.
Is 100,000 light years across
- 12.The Big Bang theory of the formation and expansion of our universe is supported by the observed ___________.
- A.
Blue-violet shift
- B.
Red shift
- C.
"big crunch"
- D.
Shorter wave lengths
- 13.Although it has a greater ____ than Sirius, Rigel does NOT look as bright in the night sky.
- A.
Apparent magnitude
- B.
Parallax
- C.
Black hole
- D.
Absolute magnitude
- 14.A _______ is a region so dense that nothing, including light, can escape its gravity field.
- A.
Supernova
- B.
White dwarf
- C.
Black hole
- D.
Supergiant
- 15.Dark, cooler areas of the Sun's surface are called ___________.
- A.
Sunspots
- B.
Solar flares
- C.
Coronas
- D.
Prominences
- 16.The Clouds of Magellan are two __________ galaxies orbiting the Milky Way.
- A.
Normal spiral
- B.
Barred spiral
- C.
Irregular
- D.
Elliptical
- 17.The coolest stars in the sky are _______ in color.
- A.
Yellow
- B.
Red
- C.
Blue
- D.
White
- 18.A group of stars, gas, and dust held together by gravity is a
- A.
Galaxy
- B.
Constellation
- C.
Local Group
- D.
Both a and b
- 19.The sequence of star colors from hottest to coolest is ______________.
- A.
Blue, yellow, orange, red
- B.
Red, orange, yellow, blue
- C.
Blue, red, yellow, orange
- D.
Yellow, blue, orange, red
- 20._________ are patterns of stars in the sky.
- A.
Galaxies
- B.
Constellations
- C.
Star clusters
- D.
Binaries
- 21.As Earth travels in its ____________, different constellations are visible at different times of the year.
- A.
Atmosphere
- B.
Orbit
- C.
Galaxy
- D.
Star cluster
- 22.A measure of the amount of light given off by a star is its ___________________
- A.
Apparent magnitude
- B.
Absolute magnitude
- C.
Position in space
- D.
Size
- 23.A measure of the amount of light received on Earth is a star's _________________.
- A.
Apparent magnitude
- B.
Absolute magnitude
- C.
Position in space
- D.
Size
- 24.______________ is the apparent shift in the position of an object when viewed from two different locations.
- A.
Apparent magnitude
- B.
Absolute magnitude
- C.
Parallax
- D.
The Doppler shift
- 25.A star begins as a ___________, a large cloud of gas and dust.
- A.
Nebula
- B.
Giant
- C.
Dwarf
- D.
Black hole
Related Topics
Featured Quizzes
Back to top