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
REY [17]
4 years ago
13

Why do some metals lose their shine but Gold Does not

Biology
2 answers:
ser-zykov [4K]4 years ago
7 0
Because it doesn't have the same materials as gold
vekshin14 years ago
3 0
Gold has more ductile and luster . much more than other metals.
You might be interested in
Describe the functions of the lens, cornea, and retina in the human eye in terms how each reacts to light entering the eye.
Dominik [7]
The cornea is a transparent membrane which bends or retracts the light to focus the light through the pupil
The second refraction occurs in the lens which help focus the image on the retina
The retina is light sensitive cells that lines the inside of your eyes it contains cells called rods and cones. Rods are sensitive and detect dim light while cones detect brighter light and colors
8 0
3 years ago
Read 2 more answers
Which structure does not belong to the pulmonary circuit?
12345 [234]

Answer:

which structure does not belong to the pulmonary circuit?

A) left ventricle

B) right atrium

C) right ventricle

D) pulmonary trunk.

please help and define the difference in pulmonary circuit and pulmonary circulation. thanks

4 0
3 years ago
To develop a standard or​ benchmark, firms need to start with
natima [27]
To develop a standard or​ benchmark, firms need to start with <span>determining what to benchmark.</span>
8 0
4 years ago
(PLZ HELP) What does a tortoise eat? Also what eats a tortoise, what are it's Abiotic and Biotic needs to live, what is it's gro
enot [183]

Answer:

Desert tortoises are native to the American Southwest and these reptiles are completely herbivorous. Their diet includes mostly desert grasses, leafy plants and flowers. Some people keep these tortoises as pets and many make the mistake of indiscriminately feeding them store-bought produce. While store-bought produce can be part of a desert tortoise's diet, it should be limited to dark leafy greens that are high in fiber -- such as kale, collard greens, spinach and parsley.

Explanation:

hope this helps

5 0
3 years ago
Read 2 more answers
Which of the following involves pathogens or an invading viruses or bacteria
arlik [135]

Answer: Macrophage

Explanation: Macrophage is the first line of immune defense against invading pathogens like virus and bacteria.Macrophages kill their prey with acids.

3 0
4 years ago
Read 2 more answers
Other questions:
  • Translation is the stage in protein synthesis during which a complementary mrna molecule is synthesized from a dna template.
    11·1 answer
  • Plants are able to continue to grow and develop one the starch supply in the seed is gone because they
    8·2 answers
  • Difference between vegetative propagation and spore formation
    12·2 answers
  • Corn plants may be tall (TT or Tt) or short (tt). The breeding of two parent corn plants results in offspring that are all tall.
    8·2 answers
  • What is a habitat ???
    6·1 answer
  • How big is the human brain?
    12·2 answers
  • Which of the following is NOT part of a DNA nucleotide?
    10·1 answer
  • As a predator population increases, the population of its prey will often
    15·2 answers
  • What is the benifit of flowers<br>​
    8·2 answers
  • Can someone tell me 5 similarities of repetition and replication.
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!