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
nata0808 [166]
3 years ago
9

Why is it relatively rare to observe a solar eclipse

Biology
1 answer:
Jlenok [28]3 years ago
3 0
A solar eclipse happens when the moon moves between the sun and earth casting a shadow on the earth.  Since the moon is small in comparison to the earth, the shadow cast only covers part of the surface area of the earth.  You have to be in the right place to see the eclipse because of the narrow path of the shadow.
You might be interested in
A cross between a white horse and a brown horse produces offspring that are golden in color. The possible
son4ous [18]

Answer:

D is the answer

Explanation:

incomplete dominance

8 0
3 years ago
Which term describes all living species in an environment?
Elza [17]

Biotic. A term that describes a living or once-living organism in an ecosystem. (Have a good day!)

5 0
3 years ago
Give an example of each type of macromolecule.
Xelga [282]
Carbohydrates

Carbohydrates are polymers of carbon, hydrogen and oxygen. They can be classified as monosaccharides, disaccharides and polysaccharides. Carbohydrates are found in starch, fruits, vegetables, milk and sugars. They are an important source of a healthy diet.

Nucleic Acids

The nucleic acids include DNA and RNA that are the polymers of nucleotides. Nucleotides comprise a pentose group, a phosphate group, and a nitrogenous base group. All the hereditary information is stored in the DNA. The DNA synthesised into RNA and proteins.

Proteins

Proteins are the polymers of amino acids. These include the carboxylic and the amino group. There would be no lipids or carbohydrates without proteins because the enzymes used for their synthesis are proteins themselves.

Lipids

Lipids are a hydrophobic set of macromolecules, i.e., they do not dissolve in water. These involve triglycerides, carotenoids, phospholipids, and steroids. They help in the formation of the cell membrane, formation of hormones and in the and as stored fuel.



8 0
3 years ago
A bond that is formed due to one atom donating an electron to another atom is called a
Jlenok [28]

Answer:

option B

Explanation:

The correct answer is option B.

The bond formed by donating electron is called Ionic bond.Ex LiF,NaCl

Bond formed by mutual sharing of electron between two atoms is know as Covalent bond. Ex CO, IBr

hydrogen bond is the bond formed between the hydrogen and highly electro negative compound. Ex: H₂O, NH₃

Polar bond is a covalent bond which is between two atoms where the electrons are unequally distributed.

4 0
3 years ago
A patient does not have a family history of hypertension. This means which of the following?
Gelneren [198K]
The answer is the third option. she could still get hypertension if she becomes a heavy smoker because of the chemicals in tobacco can cause your artery walls to narrow increasing blood pressure

6 0
3 years ago
Read 2 more answers
Other questions:
  • How does the brain main functions?
    9·1 answer
  • What could be a result of an injury to the dorsal column? loss of sensation to pressure and touch loss of control over all invol
    7·2 answers
  • The part of the brain that is responsible for coordination during movement is the ______.
    10·1 answer
  • The similarities of a birds wing and an insects wing are evidence of what.
    7·1 answer
  • Which equation represents the synthesis of a transuranium element?
    9·1 answer
  • Plants are producers because they make their own food from ____,carbon dioxide, and water.
    8·2 answers
  • As a result of a domain analysis, ethnographers often identify certain parts or elements of cultural meanings and organize them
    12·1 answer
  • The image above is of a microscope specimen In your answer explain the following:
    7·1 answer
  • Green plants make their own food through a process known as...
    10·2 answers
  • 14. Karim brings a chair from the backyard into his house and is going to stack it on top of another chair. Both chairs are the
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!