Elements [or radicals] with valency one are monovalent, those with valency two are divalent, and those with valency three are trivalent.
...
What is the Valency of an Element / Radical?
Valency Divalent [2]
Element / Radical Oxide [Oxygen]
Symbol O
Ion O2-
The answer is a person removes their hand after touching a hot stove and a person turns their head toward the source of loud noise.
External stimuli are factors outside of the body that is taken in by receptors and will lead to a response. Examples of external stimuli include temperature changes, vision, hearing, tasting, smelling, and even sunlight for plants.
Learn more about External stimuli here:
brainly.com/question/11557304
#SPJ4
Answer:
A - matter changes but no other substance is formed.
Explanation:
A physical change is a type of change in which the form of matter is altered but one substance is not transformed into another. Therefore a change of matter is a physical change.
<span>The submucosa<span> of the alimentary or the gastrointestinal tract contains numerous glands (i.e. gastric glands in the stomach, Brunner's glands in the duodenum) as well as numerous blood vessels. The submucosa also contains the submucosal nerve plexus or Meissner's plexus which functions to control the secretion of the submucosal glands.
</span><span><em>Another layer that has a nerve plexus is the muscularis layer which has the muscular nerve plexus or Auerbach's plexus which control the contractions of the gastrointestinal tract. The Meissner's and Auerbach's plexus are collective called the enteric nervous system.</em></span></span>
The effectiveness of Cara's goal can be achieved using the MAD goals concept when her idea is Measurable, Attainable, and have a Deadline.
<h3>What is the Mad goals concept?</h3>
The MAD Goals are:
- Measurable
- Attainable
- Deadline.
They should be measurable so students can know if they are making progress towards their goals. They should be attainable because there is no sense in having goals that can never be reached. They should have a deadline so that the student will feel some urgency to reach the goal.
The effectiveness of Nolan's goal can be achieved using the MAD goals concept when her idea is Measurable, Attainable, and have a Deadline. When the cancer donations falls within the defined steps above, she can be able to attain her goal.
Thus, this could be the answer.
To learn more about MAD goals Click here:
brainly.com/question/2143263
#SPJ1