If they research it then they would get the answer that they need to find out of the universe that is what I think.
<span />
Answer:
Light provides brightness to see and also light carries energy
Pitch is way to relate a sound to its frequency. High frequencies have high pitches (think of a flute), and low frequencies have low pitches (think of a bass). <span>
</span>
Answer:
He sowed the seeds
Explanation:
While the question should have given the person who did the sowing for example the seeds were sown by him/ her/ the farmer/ or any name. Therefore, voice is given in passive and to change passive voice to active voice then the sentence will read as follows assuming that the seeds were sown by him
He sowed the seeds
#3, they both come after infared and are not harmful to living cells.
