The correct answer is
<span>Density
In fact, the density of an object is the ratio between its mass m and its volume V:
</span>
<span>if the size of the object changes, its volume V changes as well, therefore the density d must change.</span>
Answer:
Because Sun has lower metallicity
Explanation:
Metallicity means the presence of elements in any objects heavier than hydrogen or helium in abundance.
Though the Milky way galaxy is of about 13 billions years, Sun is only 5 billion years old because it took time to collect dust and gas for the formation of such big celestial body. Its metallicity is low which means it has only lower mass elements which took time to combine in order to form heavier elements thus producing light and heat.
Any type of wetland that has been developed or maintained by humans for uses such as aquaculture, irrigation, or water storage.
<h3>What is a human-made wetland ?</h3>
Any kind of wetland that has been created or kept up by people for purposes like water storage, irrigation, or aquaculture.
In India's Punjab state, in the Kapurthala district, lies the man-made Kanji Wetland, which includes the Kanji Lake.
In order to give irrigation facilities to the hinterland, it was built by building the headworks over the perennial Bien River, a tributary of the Beas River.
The Sunderbans are India's biggest wetland. The world's biggest mangrove forest includes Sunderban Wetland.
Hence, the human-made wetland is an artificial wetland.
To learn more about the human-made wetland refer;
brainly.com/question/1334452
#SPJ1
Answer:
A lens
Explanation:
A lens forms images when light passes Through it bending the rays of in the process.A phenomena called refraction and the speed of light changes in the process because it enters a medium since it's wavelength is reduced.
That's true.
-- a bell starts ringing (wave) when you tap it (simple pulse)
-- a pond starts rippling (wave) when a stone drops in (simple shock)
-- a guitar strings starts waving when you pluck it
