Your answer is, Movement of celestial bodies across the sky
<h3><u>
What is a Celestial Body</u></h3>
An celestial body or an astronomical object is a naturally occurring physical entity, association, or structure that exists in the observable universe. In astronomy, the terms object and body are often used interchangeably.
<h3><u>
How to find mass of a Celestial Body</u></h3>
The mass of any is determined by multiplying its volume by its density .
Learn more about Celestial Bodies here: brainly.com/question/22514972
Answer:
See the answer below
Explanation:
Tigers and goldsih share the same phyllum because they both posses the basic characteristics of animals in the phyllum chordata. <em>These characteristics include;</em>
- <u>Possession of notochord</u>. The notochord is a rod-like structure that serves supportive functions and develops into the vertebral column in some group of chaordates.
- <u>Posession of post-anail tails</u> which is an extension of the posterior end of the of the body.
- <u>Possession of dorsal, hollow nerve chord</u> which eventually forms the brain and the central nervous system.
- <u>Possession of pharyngeal gill-slits</u>, an opening that develops into gill arches in golfishes and jaws in tigers.
Pressure
Hope that helps, Good luck! (:
Answer:
The correct answer is d.) they have a negative charge
Hydroxide ions, chemical formula OH⁻ are negatively charged anions.
Oxygen is covalently attached with hydrogen in hydroxide ion.
It is important as it can function as base, nucleophile, ligand as well as catalyst.
Chemicals containing hydroxide ions are considered as base. They dissociate in hydroxide ion and their respective cations in aqueous solution.
The Lewis dot structure of hydroxide ion is shown below.