WorksheetsUniverse & Food webs
Total questions: 23
Worksheet time: 29mins
There are four groups of stars on the HR Diagram. About 90% of all stars are in the ________.
Supergiants
Giants
White dwarfs
Main sequence
Analyze this HR Diagram. Which group of stars is considered to have a lower than average luminosity as well as a higher than average temperature?
Giants
Main Sequence
White Dwarfs
Supergiants
Analyze this HR Diagram. Which group of stars is considered to have a higher than average luminosity as well as a lower than average temperature?
Giants
Main Sequence
White Dwarfs
Supergiants
Our sun is located near the edge of a ______ galaxy, named the _______.
Spiral shaped; Milky Way
Spiral shaped; Solar System
Elliptical shaped; Milky Way
Elliptical shaped; Solar System
The Hertzsprung-Russell diagram shows how the sun is classified among the stars.
A star that is several thousand times brighter than the sun with a temperature lower than 4,000 K would be classified as --
a main-sequence star in spectral class B
a supergiant in spectral class K
a main-sequence star in spectral class K or M
a white dwarf in spectral class B
Two stars are identifies on the Hertzsprung-Russell diagram below.
Based on this diagram, how do the characteristics of Star 1 and Star 2 compare?
Star 1 is cooler and less bright than Star 2
Star 1 is hotter and brighter than Star 2
Star 1 is cooler and brighter than Star 2
Star 1 is hotter and less bright than Star 2
Compared to the rest of the stars, our sun is considered...
Extremely Large and Cold
Small with a medium temperature
Medium size with medium temperature
The Sun is a star in the Milky Way galaxy. Which location above best represents the location of the Sun? (8.8B)
W
X
Y
Z
Place them in order of smallest to largest
Ponerlas en orden de chico a grande
star
solar system
galaxy
universe
A star is a large astronomical body that
Una estrella es un cuerpo astronómicamente grande que
reflects light
condenses light
emits light
absorbs light
Most of the energy found on earth originates from
Plants
Consumers
Decomposers
The sun
Where does the energy go from the frog?
worm
spider
logs
eagle
Which organism DOES NOT pass energy directly to the eagle?
rat
thrush
frog
dragonfly
Which of the following is not shown as a primary consumer
black bear
beaver
pine vole
bobcat
Circle the producer
Circle the 3rd level consumer
producers
make their own food
1st level consumers
eat producers
2nd level consumers
eat 1st level consumers
3rd level consumers
eat 2nd level consumers
4th level consumers
eat 3rd level consumers
