Answer:
It is located at a distance of 5.94 light years from Earth.
Explanation:
Since light transmitted from the star takes approximately 5.94 years to reach the earth, it means the star is located at a distance of 5.94 light years from Earth.
Answer:
Explanation:
The plasma membrane is composed of a bilayer of phospholipids, with their hydrophobic, fatty acid tails in contact with each other. ... Carbohydrates are attached to some of the proteins and lipids on the outward-facing surface of the membrane. These form complexes that function to identify the cell to other cells.
Answer:
a. 
b. 
c. 
Explanation:
Given:
- temperature of the hotter reservoir,
- temperature of the colder reservoir,
- heat absorbed by the engine,
- heat rejected to the cold reservoir,
- time duration of the energy transfer,
<u>Now the work done by the engine:</u>
Using energy conservation,
a.
<u>Hence the power output:</u>
b.
c.
now actual efficiency:
Answer:
clouds from when moist, warm rising air cools and expands in the atmosphere. The water vapor in the air condenses to form tiny water droplets which are the basis of clouds.
Explanation:
The average<span> speed of an object is defined as the distance traveled divided by the time elapsed. </span>Velocity<span> is a vector quantity, and </span>average velocity<span> can be defined as the displacement divided by the time. Hope this answers the question. Have a nice day.</span>
