NEW
Font size
WorksheetsFinals Review Pt 1
Total questions: 20
Worksheet time: 10mins
What is the shape of a planet’s orbit?
circle
square
elliptical
parabolic
Which of the following does NOT affect the apparent brightness of a star?
Age
Size
Distance
Temperature
Another name for the interstellar matter that will eventually form a star is ____.
Red Giant
supernova
black hole
nebula
Massive stars terminate in a brilliant explosion called a ____.
Group of answer choices
protostar
supernova
planetary nebula
neutron star
The central region of an atom is called the ____.
proton
electron
nucleus
neutron
If the atomic number of an element is 6 and its mass number is 14, how many neutrons are contained in the nucleus?
6
8
12
14
The mass number of an atom is obtained by totaling the number of ____.
electrons and protons
electrons and neutrons
neutrons and isotopes
protons and neutrons
Where are electrons found in atoms?
in the electron sphere
in the electron zone
in the atomic ring cycle
in the electron cloud
The two characteristics of stars shown on an H-R diagram are absolute brightness and
color
size
temperature
distance
The most common chemical element in most stars is
Group of answer choices
oxygen
hydrogen
helium
nitrogen
According to the ____________________ theory, the universe formed in an instant, billions of years ago, in an enormous explosion.
Group of answer choices
Big Bang
CMB
Nebular
Evolution
Earth is closest to the sun at a point called ____.
perihelion
aphelion
apogee
precession
When did the Big Bang occur?
2.3 Billion years
10.4 Billion years
13.7 Billion years
20.1 Billion years
The Sun's energy comes from _____________________.
Fusion
Fission
fallout
electricity
The reason the planets revolve around the sun is
they are attracted to the warmth.
its temperature creates a force that holds them
the planets are held in an orbit around the sun because of its radiation
its size is so large that its gravity holds them in place
By using the method of ________we can know how much of each element is in a star because the chemical elements present in the atmosphere of the star create absorption lines.
telecopy
seismology
spectroscopy
radiology
When stars are moving towards us the appear to be more shifted of what color?
White
Blue
Red
Green
The farther away a galaxy is from us, the ___it is moving away from us.
Group of answer choices
faster
slower
not moving
could be slow or fast
The turning or spinning of a body on its axis is known as ____.
revolution
apogee
precession
rotation
Stars of which color have the highest surface temperature?
red
orange
blue
yellow
