Hans Christian Orsted of Denmark made a discovery in the 1820 that a magnetic needle could be deflected by a wire carrying an electric current.
Answer:
be smart you got this
Explanation:
rememder transated are things that are hot like a oven
Answer:
The study described above is an observational study.
Explanation:
The main difference between an observational study and an exepriment, is that in an experiment there is a manipulation of one or more variables, this usually happens in a controled environment. In an observational study, the conditions of the research subjects are not meant to be altered but only observed, surveys and interviews are common research techinques used for this purpose.
The example above is describing an observational study since there is no manipulation of variables, only a survey that aimes to understand the factors that influence the dependent variable, that in this case is anxiety.
Answer:
dopamine
Explanation:
The dopamine is a key neurotransmitter, usuallly triggerred by falling in love. The dopamine is responsible for making us feel the pleasure and the satisfaction associated when meeting someone we like, and this stimulus is reinforced as later contact will making to stay with the loved a rewarding experience.
Dopamine is always present in any activity that has reinforcement or feeling and need of "closing a cycle", the love hormone <em>dopamine can have similar effects on the brain as with using drugs.</em>
<em>Sometimes love can directly influence health. </em>
<em>Other functions of dopamine</em> feelings of contentment, calmness, and security, engagement needed for mate bonding.
Dopamine usually is present with other popular hormones like oxytocin
estrogen and testosterone. Together with hormones, like adrenaline, make body functions available for mating , like the classical experience when meeting someone we like will make our heart beat faster.
