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
Harrizon [31]
4 years ago
9

Why are scientific theories changed but never thrown away?

Biology
1 answer:
faltersainse [42]4 years ago
3 0
They are like that because they can't always be faulty and may have at least some spark of truth to this theory also as stated earlier a theory in scientific terms is just an observation so it can't really be turned down hence theory.
You might be interested in
When lightning strikes within one cloud, it is called what?
postnew [5]
Most lightning events are intracloud (IC) or cloud to cloud (CC), occurring high in the atmosphere.
4 0
4 years ago
Read 2 more answers
When something accelerates then stops accelerating , what happens to the object?
Natali [406]
<span>The object continues to move in a straight line at the velocity it had when the acceleration stopped. Looking at Newton's laws of motion, you can see the acceleration and the subsequent motion covered by the 1st law. Newton's First Law: states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force. * The first law here indicates that as long as there isn't an external force, the object continues to move in a straight line at an uniform velocity. This is the situation when there is no more acceleration (external force).</span>
6 0
3 years ago
If a person has a blood-calcium (Ca) level of 8 mg/100 mL of blood, which of the following
brilliants [131]

Answer:

The kidneys take of up more Ca2+ and release vitamin D. The bones release Ca2+. The intestines increase reabsorption of Ca2+.

7 0
3 years ago
11. Many scientists believe that global warming is occuring due to the burning of fossil fuels
Paha777 [63]

Answer:

green house effect is trapping of heat.

5 0
4 years ago
Read 2 more answers
If a mutation introduces a new skin color in a lizard population, which factor might determine whether the frequency of the new
Gre4nikov [31]
The answer is B) whether the mutation makes some lizards more fit for their environment than other lizards.

<span>If a mutation introduces a new skin color in a lizard population and that </span>mutation makes some lizards more fit for their environment than other lizards then the frequency of <span>the new allele will increase. For example, if a mutation causes some dark skin color which can help some lizards to survive. The more lizards with dark skin color will survive, and after some time, the frequency of the new allele will increase.</span>
8 0
4 years ago
Other questions:
  • When a living thing receives different alleles for a trait from each parent it is called a
    10·1 answer
  • Why do chloroplast matter in photosynthesis
    15·1 answer
  • The issue of whether human activities cause global climate change is a controversial topic. Which limitation to climate research
    13·2 answers
  • Dendrites are A. the conduction zone of a nerve cell. B. the input zone of a nerve cell. C. a type of glial cell. D. small inter
    7·1 answer
  • Two reasons that explain why organisms may go extinct
    13·1 answer
  • If a cell loses control of gene expression, what happens?
    13·1 answer
  • Which is a factor that affects the outcome of an experiment
    9·1 answer
  • If a human wanted to have the most efficient absorption of energy, what trophic level would they want to eat from?
    5·1 answer
  • The thin strand of pia mater that helps to anchor the spinal cord to the coccyx is the
    10·1 answer
  • True or False.
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!