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
Strike441 [17]
3 years ago
12

What is a lightyear?

Biology
2 answers:
sergejj [24]3 years ago
6 0

Answer:

A) It is the distance that light can travel in one year

Explanation:

A lightyear is a measure of distance used for all light in space.

Gre4nikov [31]3 years ago
3 0

Answer:

A

Explanation:

note that a light year is a distance, not a time

You might be interested in
The heart is an example of which level of organization within an organism?
max2010maxim [7]

Answer:

tissue is a right answer

7 0
3 years ago
Read 2 more answers
Compare and contrast the reasons cell division is important for unicellular and multicellular organisms.
Art [367]

In Unicellular-reproduce organisms while Multicellular-repairs dead or damaged cells.  They both help develop and grow.  in the multicellular this organism is made up of 2 or more cell they can be made up to trillion if cells, it is much more complex than the unicellular.  They reproduce asexually and the cells cannot live outside the organism, they perform specialized functions an example: nerves.

5 0
3 years ago
Which of the following is revealed by fossil evidence? species relationships blood type chromosome number
givi [52]
Species relationships. People find similarities between fossils and modern organisms to connect to evolution and other factors.
8 0
3 years ago
Identifying Organelles Identify the structures labeled in this cell. Label A: Label B: Label C: ​
Sergio039 [100]

Answer:

Label A. is probably Mitochondria, and Label B. is probably the nucleaus, but Im not sure about C. The ribisome or the endopplasmic reticulam, maybe??

Explanation:

7 0
3 years ago
Read 2 more answers
The _______________ has a negative charge. The ______________ is smaller than the other particles and can be found outside of th
lions [1.4K]

Answer:

The electron has a negative charge. The electron is smaller than the other particles and can be found outside of the nucleus, which is another name for the center of the atom. In the center, there are protons and neutrons. The neutron have no charge but weigh a lot compared to the electron. The proton has a positive charge. In order to get the atomic mass, add the number of protons and neutrons together.

Explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • I think one of the answers are C but I don't know what the other one is
    8·2 answers
  • Sun 101 - Which two complementary forces keep the Sun from blowing itself up?
    13·1 answer
  • In eukaryotic cells the first step in protein synthesis is the _____.
    9·1 answer
  • The use of DDT as a pesticide is an example of how new technology can have favorable an dangerous long-term outcomes.how does th
    15·2 answers
  • If red flowers (R) are dominant over white flowers (r) what would the phenotype be for a flower that is Rr?
    12·1 answer
  • Overtime a species can change - due to environmental factors and geographic changes. Sometimes, these changes can lead to new sp
    7·1 answer
  • What is the main cause of the damage to trees on Grandfather Mountain?
    12·2 answers
  • This is created when a cell surrounds material and takes it in:
    7·1 answer
  • After the swim meet, many cheeseburgers were eaten by a swim team of hungry kids.
    6·1 answer
  • As the carbon moves around from sink to sink, what are some effects that could result?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!