answersLogoWhite

0

They are made of small, sooty particles and radiation darkening with loss of volatile bright ices.

User Avatar

Wiki User

13y ago

What else can I help you with?

Continue Learning about Natural Sciences

What was Dr Kettlewell's hypothesis?

He said that moths with darker color were less likely to be eaten by birds. He said that pollution causing soot on walls of building "selected" for darker colored moths because the birds could not see them as well. So more darker moths produced offspring like themselves. Kettlewell said that differential selection by birds using their eyesight to find prey was sufficient to explain the changes in darker pigment, and that this demonstrated the effectiveness of natural selection as an evolutionary force.


What was Dr. Kettlewell's hypothesis?

He said that moths with darker color were less likely to be eaten by birds. He said that pollution causing soot on walls of building "selected" for darker colored moths because the birds could not see them as well. So more darker moths produced offspring like themselves. Kettlewell said that differential selection by birds using their eyesight to find prey was sufficient to explain the changes in darker pigment, and that this demonstrated the effectiveness of natural selection as an evolutionary force.


What caused the trees to turn darker?

The trees could have turned darker due to environmental factors such as pollution, disease, or aging. Changes in soil composition, weather conditions, or lack of nutrients can also contribute to the darkening of tree foliage. Additionally, certain tree species naturally have darker leaves as part of their growth cycle.


Involve a change in appearance?

A change in appearance refers to any alteration in the physical characteristics of an individual or object. This could include changes in color, shape, size, texture, or overall aesthetic.


Could cellular respiration happen without without phoyosynthesis?

could cellular respiration happen without photosynthesis explain your reasoning

Related Questions

In game of volleyball explain what is meant by a 5-1 setting system and explain why it could be successful?

explain what is meant by a 5-1 setting system and explain whyn it could be successful


An electronic mail system could be used to leak information. Explain how the leakage could occur?

i know th answer


How can you get rid of your dark circles?

Dark circles under your eyes? Drink less coffee, coffee has ingredients that could do that, or coffee masks fatigue (which is what most commonly causes the darker appearance of the skin).


Could birth control make your nipples darker?

No


What inner planet in the solar system besides Earth could humans visit most easily Explain?

mars


How could you use appearance in a sentence?

Her appearance was horrible.The sudden appearance of the monster startled me.


Can you customize a 3.73 psp?

You need to explain your question better. Are you looking for hardware or software (new buttons or new games)? Are you looking for appearance? To better explain myself, an answer to this question could include "Yes, with a sledgehammer." Give us more to work with.


What was Dr Kettlewell's hypothesis?

He said that moths with darker color were less likely to be eaten by birds. He said that pollution causing soot on walls of building "selected" for darker colored moths because the birds could not see them as well. So more darker moths produced offspring like themselves. Kettlewell said that differential selection by birds using their eyesight to find prey was sufficient to explain the changes in darker pigment, and that this demonstrated the effectiveness of natural selection as an evolutionary force.


What was Dr. Kettlewell's hypothesis?

He said that moths with darker color were less likely to be eaten by birds. He said that pollution causing soot on walls of building "selected" for darker colored moths because the birds could not see them as well. So more darker moths produced offspring like themselves. Kettlewell said that differential selection by birds using their eyesight to find prey was sufficient to explain the changes in darker pigment, and that this demonstrated the effectiveness of natural selection as an evolutionary force.


How could you explain that the change that take place in when salt is added to water is physical change?

It is a physical change because when salt is added to water,it is dissolved in it which only changes its physical appearance.


Could your nipples get darker and get bigger in false pregnancy?

I hope si


Explain how you could coax the student into re examining their work?

explain that it could get them higher marks or mean the difference between pass & fail, which is ultimately the purpose so you dont have to drag yourself to a system you dont give a flying continental about wasting your precious youth on.