Ask Question
Social StudiesSocial Studies
28 December, 09:26

David's teacher passed out a mineral that was white. When he tried to scratch it, he was able to scratch the mineral with his fingernail. She also told him that this mineral is the softest mineral on Mohs Hardness Scale. Which mineral did David's teacher give him? A) calcite Eliminate B) diamond C) quartz D) talc

+3
Answers (2)
  1. 28 December, 09:44
    0
    D) Talc

    Explanation:

    Mohs' scale of mineral hardness is named after Friedrich Mohs, a mineralogist. Mohs scale is ordered by hardness, determined by which minerals can scratch other minerals. Rocks are made up of one or more minerals. According to the scale, Talc is the softest: it can be scratched by all other materials.
  2. 28 December, 09:50
    0
    D

    Explanation:

    We can cross out B and C first look because both of them are very hard. A is also stone hard so is not possible. Talc is a clay mineral composed of hydrated magnesium silicate with the chemical formula Mg3Si4O10 (OH) 2. Talc in powdered form, often in combination with corn starch, is widely used as baby powder. So the final answer is D
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “David's teacher passed out a mineral that was white. When he tried to scratch it, he was able to scratch the mineral with his fingernail. ...” in 📗 Social Studies if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
The nurse asked whether she has noticed a change in her stools. the woman answered that they were hard to flush (they float and kind of gray-looking. why did the nurse ask about stools?
Answers (1)
Why was Sacagawea, a Shoshone, spending the winter in the territory of the Mandans? She was married to a Mandan warrior. She was a captive of the Mandans. She traveled with her husband, a French Canadian trader.
Answers (1)
Which was a main cause for the Austro-Hungarian Compromise of 1867?
Answers (1)
Which of the following is a dysfunction media may have?
Answers (1)
Discussion 5.1 - bridging and connections as we prepare to discuss week 5 materials, let's conclude week 4 on the inner experience of conflict. include proper citation to materials as needed. submit your work to discussion 5.
Answers (1)
New Questions in Social Studies
Pronunciation: Words from Unit 1 Put these words in the correct column. optimistic relationship impatient acquaintance physical objective superficial nickname knowledgeable open-minded matchmaking impolite First syllable stressed Second syllable
Answers (1)
The daily pattern of juvenile violent crime indicates: A. increased crime on school days B. afterschool programs have had less impact on crime than curfews C. little variation in crime between school and nonschool days D.
Answers (2)
In Western cultures, women with gray hair are often described as being "over the hill" while men with gray hair are referred to as "distinguished." The reality that women are judged more harshly than men relative to appearance is referred to as a:
Answers (1)
The best example of a biological predisposition to learning is which of the following? After Ted got sick from eating sushi from the deli, he became nauseous whenever he thought of eating sushi.
Answers (1)
A rectanglur room is 4.5 meters by 12 meters. what is the area of the room in square meters
Answers (1)
Home » Social Studies » David's teacher passed out a mineral that was white. When he tried to scratch it, he was able to scratch the mineral with his fingernail. She also told him that this mineral is the softest mineral on Mohs Hardness Scale.
Sign Up Forgot Password?