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
ziro4ka [17]
3 years ago
10

A geologist is comparing the properties of different minerals. He rubs each one on a piece of white tile and observes the color

of he power that is left behind. What type of test did he perform?
color


hardness


luster


streak
Physics
1 answer:
denis23 [38]3 years ago
4 0

He performed a streak test, in which a piece of the mineral is rubbed across a piece of unglazed porcelain in order to determine the color of the mineral in powdered form.

You might be interested in
Examples of uniform velocity​
slava [35]

Explanation:

When a truck travels in equal distances in equal intervals of time then we say that the body has got a uniform velocity. In the above example a truck is traveling at 5 miles in all the positions at A, B, and C and all in the intervals of 5 minutes each.

8 0
3 years ago
In an emergency situation, firemen need to respond as quickly as possible. If a fireman is responding from the second floor, how
rjkz [21]

Answer:

4m/s

Explanation:

May be different considering how long the pole is and how heavy the firefighter is.

8 0
2 years ago
You travel 85 miles in 2 hours, you then travel 75 miles in 1.5 hours. After a 0.5 hour rest break you then travel 55 miles in 1
Lera25 [3.4K]
Total 215 miles in 5 hours .hope it helps
8 0
3 years ago
Which are most likely to be used during a routine visit to the dentist?
Paraphin [41]

Answer:

The most likely items to be used are;

Ultrasound and X-rays

Explanation:

A routine visit to a dentist consists of two areas of activities, including;

a) Dental examination and check up

b) Oral prophylaxis, and dental cleaning

The dental examination may involve the use of X-rays, which allow the detection of cavities between the teeth

The dental cleaning can be carried out with the use of an ultrasound cleaner, which allow the cleaning of sensitive teeth without hurting the patient

Therefore, the items most likely to be used during a routine dental visit are ultrasound and X-rays

8 0
2 years ago
Read 2 more answers
Why does the car stop? Where did the energy go?
Viefleur [7K]

Answer:

Because you hit the break?

8 0
2 years ago
Other questions:
  • The drill used by most dentists today is powered by a small air-turbine that can operate at angular speeds of 350000 rpm. These
    14·1 answer
  • An airplane has a momentum of 22,125 kg*m/s. if the airplane moves at a speed of 25 m/s. what is its mass?
    12·1 answer
  • In an atomic model what do the plain and colerd sesame seeds represent
    7·2 answers
  • Given the word equation below:
    10·1 answer
  • Two speakers separated by a distance of 4.40 m emit sound. The speakers have opposite phase. A person listens from a location 3.
    15·1 answer
  • A person running down the hallway at a velocity of 4.2 m/s comes to a stop in a time of 1.8 seconds to avoid hitting the wall. W
    12·2 answers
  • Please help me with my quiz?
    9·1 answer
  • What is the wavelength associated with 0.113kg ball traveling with velocity of 43 m/s?
    7·1 answer
  • two projectile are thrown at the same intial velocity the angle of the one is theta ,the angle of the oher is 90-theta /can both
    8·1 answer
  • Cool air tends to...
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!