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
Alexus [3.1K]
3 years ago
12

Question 16

Biology
1 answer:
nlexa [21]3 years ago
8 0
<h2>Answer:</h2>

Chalk is a <u>C) Compound</u>.

<h2>Explanation:</h2>

Element refers to one single substance which is made up of atoms and sub atomic particles namely electron, proton and neutron. A colloid is a blend where one substance of minutely scattered insoluble or solvent particles is suspended all through another substance.

Solution is composed of two components solute and solvent. When elements combine together it leads to the formation of compound. Chalk is considered as compound because, it is a substance formed by fusion of carbon dioxide and calcium hydroxide.

You might be interested in
Without the sun, there of been no life on earth. This is because the sun is a major source of all______ on Earth.
Dominik [7]

life ; living beings ; living life

6 0
3 years ago
Which of the following describes the actions you will probably take when completing the "Propose a Design" step of the technolog
Alexxandr [17]

Answer:

I'd say C

Explanation:

3 0
2 years ago
Read 2 more answers
Which important phenomena occur in plant leaves and help water transportation in xylem tissues?
algol13
The answer is C. The phenomena occur in plant leaves and help water transportation in xylem tissues is photosynthesis and transpiration.  A balance between these two phenomena is important to maintain balance in the plant's life.
8 0
3 years ago
Drag each of the following organs to the appropriate organ system. Labels can be used more than once if the organ is a major par
Sergio039 [100]

Answer:

Nervous-brain as the components of the central nervous system,together with the spinal cord.

Digestive-Stomach as the components of the upper digestive or alimentary canal.It is for temporary storage and digestion of foods.

Small intestine where final digestion and absorption takes place

Respiratory-Lungs.-paired in mammals is for exchange of gases.

-Trachea as part of the upper respiratory system,conducts airways to the lungs

Reproductive-Ovary female reproductive organ for ova production

Urinary-Ureter for conducting urine to the bladder from the kidney to penis and orifice in females to the exterior.

Cardiovascular( the heart and the blood vessels)- heart the pumping organ into the blood vessels.

Endocrine-Thyroid gland for secretions of thyroid hormones -T3 and T4.

Pancreas for insulin and glucagon productions,and helps in digestion,

Integumentary-Skin,for protection of the body.

Lymphatic-Spleen.This forms the lymphatic system  for formation of un reabsorbed tissue fluids the lymph.

Skeletal-Bones for support and rigidity of the body,by attaching to the bones,

Muscular system-muscles for stability of the body in mammals.

Explanation:

5 0
3 years ago
What is a earthquake?
Eva8 [605]
The answer is C
The reason why is because an Earthquake is the shaking that radiates out from the breaking of a rock
5 0
2 years ago
Other questions:
  • Would it take more wave energy to deposit sand or the rocks shown on a rocky beach?
    13·1 answer
  • Biology help pleaseee (:
    13·1 answer
  • Scientific models are based on a set of observations.
    8·2 answers
  • Cells use different processes at different times to provide an organism with the energy that it needs. Spirulina is an autotroph
    11·1 answer
  • Anything that is built or created in an organized manner
    7·2 answers
  • Based on the survey data, what can be concluded about the market for coffee shops in the area
    8·1 answer
  • An example of a communicable disease is
    15·1 answer
  • Where does meiosis occur? *
    10·1 answer
  • Why does the Sarcolemma membrane have to use pumps to create the electrochemical gradient.
    8·1 answer
  • What is the difference<br> between science and pseudoscience?
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!