1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
DIA [1.3K]
2 years ago
6

Explain how a spectrum can be used to determine the elements found in a star

Biology
1 answer:
antoniya [11.8K]2 years ago
4 0
Each element absorbs light at specific wavelengths unique to that atom. When astronomers look at an object's spectrum, they can determine its composition based on these wavelengths. The most common method astronomers use to determine the composition of stars, planets, and other objects is spectroscopy.
You might be interested in
How do two copies influence the traits of an individual?
Dmitry_Shevchenko [17]

Answer:cookie

Explanation:

6 0
2 years ago
9) It is a warm summer night, 32oC, with the relative humidity at 100%. During the night, the air temperature drops to 18oC. You
Verdich [7]
9. It is a warm summer night, 32oC, with the relative humidity at 100%. During the night, the air temperature drops to 18oC. You would expect to see___on the ground in the morning. 

 A) dew

10. Scientists believe that during the Late Cretaceous period, many small seas dried up and new mountains began to rise. Which would MOST LIKELY cause them to believe the temperature decreased during this time?

A) The absence of fossils of warm-weather plants.

11) A hurricane is MOST LIKLEY to occur in an area

   A) near warm water.

12) A team of archaeologists excavating a sedimentary rock layer come across some primitive hunting tools used by early humans. As the dig progresses, they unearth the fossilized remains of a dinosaur from another layer of the sedimentary rock. Why do these discoveries indicate that the rocks were formed over millions of years?

C) Dinosaurs became extinct millions of years before humans appeared.

Hope I helped!

8 0
3 years ago
Astrology work, help needed please
e-lub [12.9K]

I think it's first quater, hope that helped!

6 0
3 years ago
Read 2 more answers
Describe three elements of hard news and give an example of a story that qualifies as hard news.
aalyn [17]

News stories are basically divided into two types: hard news and soft news. Hard new generally refers to up-to-the-minute news and events that are reported immediately, while soft news is background information or human-interest stories. ... One difference between hard and soft news is the tone of presentation.Oct 13, 2011
7 0
3 years ago
Read 2 more answers
List at LEAST two other examples of environmental conditions that could determine which traits are adaptive.
SVEN [57.7K]

Answer:

heat

rainfall

Explanation:

heat and rainfall determine which traits are adaptive

7 0
2 years ago
Other questions:
  • Which human activity negatively affects the stability of the environment? A. Cutting down all trees in a forest B.Recycling pape
    10·1 answer
  • How do i use prokaryotic in a sentence?<br> In another sentence use eukaryotic?
    10·1 answer
  • How might an athlete use vital lung capacity compared to a non athlete
    15·1 answer
  • Answer ASAP please
    15·1 answer
  • Huntington's disease is a congenital disorder that is passed from parent to child.
    5·1 answer
  • Which of these is always part of using the scientific method?
    15·1 answer
  • Chyme entering the large intestine normally consists of __________.
    10·2 answers
  • What are the 3? Phasers off cellular respiration
    10·1 answer
  • The human gut microbiome is a collection of microbes that are necessary for proper function of the digestive system and that con
    5·1 answer
  • Volcanoes release sulfur dioxide gas. Sulfur dioxide gas can lead to and air pollution.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!