Which mineral can be easily scratched by a fingernail, has cleavage, metallic luster and a black streak?

Answers

Answer 1

Answer:

Galena

Explanation:

Galena usually occurs in cubic crystals. If you hit a specimen of galena with a hammer it will shatter into small perfect cubic crystals. It has a metallic luster and a black to dark gray color and streak. Galena has a hardness of about 2.5 on the Mohs hardness scale which is about as hard as your fingernail.

Answer 2

Answer:

galena

If you hit a specimen of galena with a hammer it will shatter into small perfect cubic crystals. It has a metallic luster and a black to dark gray color and streak. Galena has a hardness of about 2.5 on Mohs hardness scale which is about as hard as your finger nail.

Explanation:

I hope it's help you


Related Questions

Can someone tell me what's wrong with me, lol?

Answers

Answer:

nothing you are a beautiful person

5. Why is it important to warm up before doing weight training?

Answers

The purpose of a warm up is to prevent injury by increasing the body's core and muscle temperature

So we can wake up our muscles that's why they say warm up

Explanation:

Chile- you should already know this‍♀️

The final step of the decision-making model is to make your decision and take
action.
OA. True
OB.
False

Answers

Answer:

True action

Explanation:

Answer:

B: False

Explanation:

The final step in decision making is to review your decision

What is the definition of cunnilingus?

Answers

Answer:

stimulation of the female genitals using the tongue or lips.

Which issue is related to long-term Heroin use?

Answers

Answer:

what are the options?

Explanation:

Answer:

hypoxia

Explanation:

Studies have shown some deterioration of the brain’s white matter due to heroin use, which may affect decision-making abilities, the ability to regulate behavior, and responses to stressful situations

Where is the forehand hit contacted in Tennis?.
A. With the racquet swinging across the body

B. Reaching the racquet high overhead

C. Turning so your back is to the net

D. On the same side of your body that you hold the racquet

Answers

Answer:

A. with the racquet high overhead.. I think

A

With the racquet swinging across the body

Hope this helps you :)

Pls give me BRAINLIEST

Which language skill is NOT developed as a toddler?

Answer "where" and "what" questions

Begin saying phrases

Retell a story

Use possessive words like "mine"

Answers

Answer:

begin saying phrases

Explanation: I think it's that

A brown-eyed woman and a blue-eyed man are planning to start a family. The Punnett square shows the possible allele combinations for their children, where brown eyes are dominant. Punnett Square for Eye Color B b b Bb bb b Bb bb What are the chances that the couple’s children will have blue eyes? 0% 25% 50% 75%

Answers

Answer:

50

Explanation:

Answer:

C 50%

Explanation:

How do you select muscle fitness exercises and prepare a written muscle fitness exercise plan?

Answers

Answer:

The World Health Organization defined physical fitness as the ability to per- form muscular work satisfactorily (2). ... These researchers have suggested that the components of health-related physical fitness are cardiorespiratory endurance, muscular strength, muscular endurance, body composition, and flexibility.

Explanation:

msttuut

Muscle fitness exercises such as weightlifting, pull-ups, push-ups, and so on are important for proper muscle functioning and muscle strength, and they should be combined with a proper diet such as a protein diet.

What are the benefits of muscle fitness exercises?

Muscle strength is important for proper body functioning, and for that, different muscle fitness exercises are done, such as the lifting of the weight, push-ups and pull-ups, etc., and all these exercises strengthen the hand muscles, chest muscles, etc. The muscles give strength to the overall body, and if there is any disease in the muscles, then the body's functioning is negatively affected. For the exercise, a proper diet must be maintained, and for the muscles, a protein-rich diet is good because it is important for their function. To start the exercise the warmup should be done and then exercise so that the maximum result is seen.

 

Hence, muscle fitness exercises such as weightlifting, pull-ups, push-ups, and so on are important for proper muscle functioning and muscle strength, and they should be combined with a proper diet.

Learn more about the muscle fitness exercises here.

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Drug therapy and psychosurgery are both forms of ____
A. biomedical therapy
B. psychotherapy
C. cognitive-behavioral therapy
D. insight therapy
The answer is A

Answers

Answer:

A

Explanation:

Drug therapy and psychosurgery are both forms of biomedical therapy that are present in the first option(A) because, in this process, the drug is given to the body and it comes under biomedical therapy.

What is the drug therapy?

Drug therapy is a type of treatment in which drugs are injected into the patient's body for different diseases, such as cancer, HIV, etc. Drug therapy is effective for a broad range of diseases, such as different mental disorders, cancer, etc., and there are different types of drug therapy, such as chemotherapy. Apart from the drug therapy, there are several treatments, such as cognitive-behavioral therapy, for the mental disorder.

Hence, drug therapy and psychosurgery are both forms of biomedical therapy that are present in the first option (A) because, in this process, the drug is given to the body, which is biomedical therapy.

Learn more about the drug therapy here.

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!!!Anyone that could help!!! I will give you 13 points!!

1.How would you do active isolated stretches on your hamstrings?

Answers

Answer:

Explanation:

1. Lay on your back, relaxing both legs straight.

2. Lift his leg by using the quadriceps (muscle on front of leg),

3. Lightly pull the straight leg back towards your head till you feel a slight tightness,

3b: (for those less flexible or have problems), a belt or scarf can assist you in place of your arms for support. All you do is wrap the scarf on the sole of your foot and have the two ends in your hands to pull and control the leg

4. Hold for a number of seconds, remembering to breathe

5. Release slowly and repeat on other side to even out.

Which makes the following statement true?
A person cannot get a blood-borne disease by
sharing food and drinks,
having unprotected sex.
O getting a blood transfusion.
assisting someone who is injured without wearing gloves.

Answers

Answer:

You cannot get a blood-borne disease by sharing food and drinks.

Explanation:

You can get blood-borne disease by:

having unprotected sexgetting a blood transfusion assisting someone injured without gloves

Answer:

sharing food and drinks

Explanation:

edge

Due in 10 minutes please help!!!!!
PE class

List or explain the two ways a beginner can perform their fitness or activity workouts.

Answers

Answer:

drink lots or water, stretch, try to keep an exsericise routine and take lessons or guidance

Explanation:

Give at least 5 sentence to summarize the information above​

Answers

Answer:what information

Explanation:

Dis makes 0 sense use the app what it’s for

Looseness in the joints allowing bones to move in ways other than intended is
a stretching
b overload
c. flexibility
d. joint laxity

Answers

C. flexibility is the correct answer

Answer:

It's joint laxity

Explanation:

Stay frosty

What might happen to a person as her or she becomes extremely intoxicated and alcohol suppresses hindbrain structure such as the medulla,formation,and pons?

Answers

Answer:

Alcohol can depress these system, causing a person to pass out. Medulla: This part is in the hindbrain and it controls heartbeats, breathing and other functions. During heavy drinking, these may slow or stop working altogether, endangering an individual's life. Neurons: These are the nerve cells.

Explanation:

I majored in Health

cause them to drunk drive, pass out , complete crimes etc

why is it important to know the different kinds of fabric?​

Answers

Answer:

It will help you identify each kind of fabric that suits every activity in your life like what you will gonna wear when you will go jogging or when you are exercising. If you are knowledgeable enough you will know already which fabric you will gonna pick

Explanation:

It is important to know the different types of fabric so that we know what kind of fabric is suitable for which occasion and which body type.

What is the fabric?

Fabric is a term for different cloth types. Fabrics are made of threads, and fabric threads are made of cotton, a web collected from animals. Fabrics are made for many centuries with different materials. Methods changing also change fabric quality.

Different materials make different types of thread and different types of fabrics. These fabrics are silk, cotton, khadi, Satan, hosiery, etc. Different fabrics are also suitable for different seasons. Cotton is suitable for hot days and summers.

Therefore, understanding the many types of cloth is crucial so that we can choose the right fabric for each occasion and body type.

To learn more about fabric, refer to the link:

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Why is whole grain bread a healthier option than white bread?​

Answers

Answer:

Whole grains contain all parts of the grain kernel. ... But refined grains, like the flour used to make white bread, have had the fiber-dense bran and the nutrient-rich germ processed out, leaving only the starchy endosperm.

Explanation:

because whole grain bread contains more fiber !!

Which of the following is NOT a cavity of the body?
A.
Oral cavity
B.
Cervical cavity
C.
Nasal cavity
D.
Orbital cavity

Answers

Answer:

b

Explanation:

B the orbital is not part of the body

Crunches are principally a(n) __________ exercise.
a. abdominal
b. arm
c. back
d. chest

Answers

Answer:

A- abdominal

Explanation:

abdominal exercise

 Crunches are exercises which target the rectus abdominis or the '6-pack muscles' that run along the front of the torso

Answer:

Its an abdominal exercise

Explanation:

The crunch is a classic core exercise. It specifically trains your abdominal muscles, which are part of your core

point)
Brianna's max heart rate is 203. What is her target heart rate?
121-162 bpm
132-146 bpm
125-170 bpm
116-158 bpm

Answers

Answer :

121-162 bpm

question 5. the beliefs and patterns of behavior that are shared by a group of people who passed down from generation is called Wellness.
A. true or B. false​

Answers

false, the word to that definition is culture i’m
pretty sure

3. How do social, economic, and political issues affect science?

Answers

iI hope this helps u!

Answer:

the point in decision making when social, economic, and political concerns begin to affect science and how it is used to solve problems. Although scientific research identified the problem, it doesn't necessarily mean science will be used to solve it.

Explanation:

Hope this helps

songs for when i'm in my feeling

Answers

Answer:

My top fav is Maze by Juice wrld

Up Up and Away by Juice Wrld

She is the one By Juice Wrld

Lonely by Justin bieber

Winter by I don't know

I dont care by ed sheern

Get me to the moon by I dont know

Like a Star by I forgot

SAD

Moonlight

and mabye some Lofi would help

Answer:

joji "attention" I really like that song but I don't really think it is a song for when you are in your feeling but you should listen to it.

what is the job of a carbohydrate?

Answers

Answer:

Carbohydrates serve as energy sources and as essential structural components in organisms; in addition, part of the structure of nucleic acids, which contain genetic information, consists of carbohydrate. Wheat starch granules stained with iodine.

Explanation:

how many proteins does the body have

Answers

Answer:

In humans, up to ten different proteins can be traced to a single gene. Proteome: It is now estimated that the human body contains between 80,000 and 400,000 proteins. However, they aren't all produced by all the body's cells at any given time. Cells have different proteomes depending on their cell type.

Explanation:

How does respiration differ from breathing?

Answers

Answer:

Hope this helps God bless !!!

Explanation:

As stated above, breathing is the biological process of inhaling and exhaling of the gases between the cells and the environment. The mechanism of breathing involves various respiratory structures such as the windpipe, lungs and nose. Respiration, on the other hand, is a chemical process that takes place in the cell.

Assessment
7. Synthesize. How might the food choices of
a high-powered business executive with a
busy schedule differ from those of a part-
time worker?

Answers

The food choices of a business executive with a busy schedule may be limited to easy to prepare and to-go meals since they do not have time to prepare a meal, while a part-time worker will have enough time to make a balanced meal.

That’s all I got hope it helped

PLZ HELP! I WILL GIVE BRAINLIEST

Answers

Okay I can help with a few:
Circulatory system: The movement of nutrients as well as oxygen carbon dioxide and blood throughout the body. This system contains the heart,arteries and veins which serves as pipelines to and from the heart.

Respiratory: brings in oxygen and releases carbon dioxide, lungs equals respiratory system

Nervous system: Control center of your body transmits messages from your brain to your organs.

Digestive system:Mouth, esophagus, stomach, liver, small and large intestines and helps break down food.

Skeletal system: includes hundreds of bones including cartilage, ligaments and tendons and contributes to blood cell production


sorry I couldn’t do the rest
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