Correct answer choice is :
<h2>E) They are used to communicate</h2><h2 /><h3>Explanation:</h3><h3 />
Audio indicates that it is audible, in other words, that humans are proficient of hearing, whereas sound elongates exceeding the human ear capacities, like ultrasound which is steeper pitched than what our ears can hear.
Example of a scientific experiment option c. an organized procedure to study something under controlled conditions.
A scientific experiment is any procedure wherein measurements are used and tests are finished to affirm or refute speculation. The speculation is a proposition that appears to be true, however, has not but been corroborated, and from which research can be advanced.
An example of a test is whilst scientific experiment rats a brand new medication and notice how they react to study the medicine. An example of an experiment is whilst you attempt a brand new espresso keep but you aren't certain how the espresso will taste. The manner of conducting this sort of check; is experimentation.
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Q. Which of the following is an example of a scientific experiment?
a. observation of plants or animals in their natural environment
b. Physical or mathematical representation of an object or process
c. an organized procedure to study something under controlled conditions
d. collection of data from the unregulated world for comparative purposes
I’m thinking A building of evidence that’s dependable n logical
For iso thermal ( constant - temperature) process pV = constant ,
Pressure is inversely proportional to the volume and the graph is a hyperbola
curve 6------>4------->1
The process shows the isothermal process.
Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Gauge pressure is the pressure relative to ambient pressure. Various units are used to express pressure.
Pressure is defined as the physical force exerted on an object. The applied force is normal to the surface of the object per unit area. The basic formula for pressure is F/A (force per unit area). The unit of pressure is Pascal (Pa).
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