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
svp [43]
3 years ago
8

What is the only thing that can scratch corondum?​

Biology
1 answer:
tatuchka [14]3 years ago
6 0

Answer:

The only thing that can scratch Corundum is diamond.

Explanation:

We refer to the Mohs Hardness Scale for the hardness levels. We can see that Corundum is a level 9 which is the second highest so at a level 10 we see diamond, therefore diamond is the only thing that can scratch Corundum.

You might be interested in
Phenylketonuria is an inherited disorder. affected individuals have a defective enzyme called phenylalanine hydroxylase. the sub
zloy xaker [14]
Amino acid is the answer
6 0
3 years ago
Read 2 more answers
What are unicellular organisms<br>with<br>examples<br>what is the function of plasma membrane​
Jet001 [13]
The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.
7 0
3 years ago
Based on the pyramid which type of organism would be least abundant in most ecosystems
nasty-shy [4]
The answer would be tertial consumers
5 0
3 years ago
Most of the rock material that we see on a daily basis falls into which category of rocks?
In-s [12.5K]

Answer:

Your answer is A) Sedimentary. The rocks and pebbles you see on a daily basis are most likely limestone, which is an abundant sedimentary rock.

4 0
2 years ago
Veins returning to the heart can close to prevent the backflow of blood. Which component in the veins contributes to this proces
givi [52]
Compared to arteries, valves have no pulse, have thin walls and have valves that prevent backflow of the blood. The pressure in the veins is less than that of the arteries, hence, there is no pulse. They are nearer to the surface of the skin. It also connects arteries and capillaries which transport blood all throughout the circulatory system.
8 0
3 years ago
Other questions:
  • A pink flowered plant is crossed with a white flowered plant. Show the punnet square. What is the probability of producing a pin
    8·1 answer
  • In a person with super male syndrome, the 23rd chromosome pair looks like ________.
    15·1 answer
  • Help, please, please please! I'M CRYING PLEASE
    10·2 answers
  • Which scientists played a role in developing the cell theory?
    14·2 answers
  • Which of the following functinol contains only carbon hydrogen and oxygen
    13·1 answer
  • How is The processes of photosynthesis and respiration are interrelated
    7·2 answers
  • In a population of wild bees, a mutation resulted in slightly larger wingspan in some of the bees. This larger wingspan made the
    11·1 answer
  • Which is the most common safety rules to follow before leaving the lab
    15·2 answers
  • How many weeds are on the noxious weed list?
    12·1 answer
  • What foods are the Inuit people eating? Why are they eating those foods?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!