Biology, 20.11.2020 01:00 Softball5378
Which claim can scientists make as a result of observing a red shift in a star’s emission spectrum?
The star burns hotter than the Sun.
The star burns hotter than the Sun.
The star is larger in size than the Sun.
The star is larger in size than the Sun.
The star can be seen during all seasons on Earth.
The star can be seen during all seasons on Earth.
The star is moving away from Earth.
Answers: 2
Biology, 21.06.2019 19:30
Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.
Answers: 2
Biology, 22.06.2019 04:30
Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids
Answers: 1
Which claim can scientists make as a result of observing a red shift in a star’s emission spectrum?...
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