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
lana66690 [7]
3 years ago
9

17. According to the Mohs Hardness Scale, what's the approximate hardness of topaz?

Biology
1 answer:
MAVERICK [17]3 years ago
5 0

Answer: (A) the answer is 8

Explanation:topaz on the scale is no 8, followed by corundum no 9 and then diamond which is the hardest on no 10

You might be interested in
Which is the dominant physical feature of planet Earth?
lesantik [10]

Answer:

Hmm.

Explanation:

The ocean is the dominant physical feature on our planet Earth, covering approximately 70% of the planet's surface.

6 0
2 years ago
How does CO affect the earth climate
Darya [45]

Answer:

sorry I needed points ehjejejejrjrj4nn4j4j4

8 0
2 years ago
How are the muscular and digestive systems similar?
Sauron [17]

Answer:

The answer is D

5 0
3 years ago
Read 2 more answers
I need to know that^?
blondinia [14]

Answer:

ok

Explanation:

6 0
2 years ago
List few points on the importance of sun in power supply.​
aivan3 [116]

Answer:

The sun provides more than enough energy to meet the whole world's energy needs, and unlike fossil fuels, it won't run out anytime soon. As a renewable energy source, the only limitation of solar power is our ability to turn it into electricity in an efficient and cost-effective way.

5 0
3 years ago
Read 2 more answers
Other questions:
  • 2. On which date does the Antarctic Circle have 24 hours of daylight? (1 point)June 21
    6·2 answers
  • In humans, how many alleles of genes found on the x chromosome do male have?
    13·1 answer
  • Meredith notices that different plant fertilizers are made up of different chemicals. Some fertilizers are high in nitrogen. Oth
    13·2 answers
  • 3. The time it takes for the number of leaves to increase from 15 to 30 is approximately ___ days (1) 2.0 days (2) 2.3 days (3)
    10·1 answer
  • The ozone layer in the stratosphere protects Earth from the sun's ultraviolet radiation. Where does the ozone come from?
    5·1 answer
  • What would happen to a cell if its mitochondria stopped working? And why would it happen!?
    8·1 answer
  • 100 points please help ME!!!!!!!!!!!! Grass→Insect→Owl→Wolf
    5·2 answers
  • As marine biologists, what do Dougherty and Bassos-Hull say regarding how damaged the oceans are becoming?
    8·1 answer
  • What distance would be covered in 10
    14·1 answer
  • A student proposes that the cell types shown here can be classified as to plant,animal,fungal,and bacterial. The student also pr
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!