Answer:
A. Galaxies
Explanation:
Galaxy cluster is known to contains 50 to 1000 galaxies, having a total mass between 100 trillion and 1 quadrillion solar masses, crossing across a distance of 30 million light years.
The word galaxy is derived from the Greek galaxias which means milky, a reference to the Milky Way. Galaxies range in size from the smallest of it with just a few hundred million stars to giants with one hundred trillion stars, with each rotating/orbiting its galaxy's center of mass.
Answer:
Most times when you think of the word germ you think of bacteria when i truth only a small fraction of bacteria are harmful a larger fraction is the ones that help organism such as for plants their are bacteria the eat nitrogen when the plant cant deal with nitrogen.
Explanation:
I hope this helps you other forms of germs can be virus but that is not the image you tend to think of when you here the word germ you think of a self living organism not a thing thats not even alive.
Answer:
Other scientists would need to confirm the results by performing the same experiment.
Explanation:
According to this question, an experiment was conducted by an associate professor, using 20kids, to discover why children are better at problem-solving after exercise. He arrived at a result that Children who exercised showed a 5% increase in the P3 waves, which occur during decision- making.
However, in order for this findings by Charles Hillman to be generally accepted and recognized in the scientific community, which is a connection of several scientists, the results need to be confirmed by performing the same tests or experiment.
Note that, an experiment becomes a scientific theory if it has undergone series of repeatable tests. One of the key features of scientific experiment is that it must be repeatable.
Hello I believe the correct answer is:
The water cycle , also known as the hydrologic cycle, describes the continuous movement of water as it makes a circuit from the oceans to the atmosphere to the Earth and on again. Most of Earth's water is in the oceans. The sun, which drives the water cycle, heats water in the oceans.
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